Lewis dot structure for methane - 6.4: Covalent Bonding- Lewis Structure. The strength of a covalent bond depends on the overlap between the valence orbitals of the bonded atoms. Bond order is the number of electron pairs that hold two atoms together. Single bonds have a bond order of one, and multiple bonds with bond orders of two (a double bond) and three (a triple bond) are ...

 
Dec 30, 2020 ... There is really only one way to draw the Lewis structure for Methane (CH4) which has only single bonds. For resonance structures there must .... Lynn indiana tractor pull

Lewis structures (also known as Lewis dot structures or electron dot structures) are diagrams that represent the valence electrons of atoms within a molecule. These Lewis symbols and Lewis structures help visualize the valence electrons of atoms and molecules, ... Methane, with molecular formula CH4, is shown.Steps for Writing Lewis Structures. Example 7.4.1 7.4. 1. 1. Determine the total number of valence electrons in the molecule or ion. Each H atom (group 1) has 1 valence electron, and the O atom (group 16) has 6 valence electrons, for a total of 8 valence electrons. 2.The Lewis structure of the methane (CH4) molecule is drawn with four single shared covalent bonds between the carbon and hydrogen atoms each. Moreover, as there exist sigma bonds only and one 2s and …You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Draw the Lewis structure of methane, CH4, which is the major component of natural gas. Select the correct answer below: :-C-: H-H-C-H-H H-C-H H-C-H. Here’s the best way to solve it. Consider that carbon needs four additional electrons to ...draw Lewis Dot Symbols for main group elements and ions. describe the three-dimensional nature of molecules. sketch a tetrahedral molecule, CX 4, using the “wedge-and-broken-line” method of representation. make a ball-and-stick model of a simple tetrahedral molecule such as methane, CH 4. draw Lewis Dot Structures for 2 electron group ...We use Lewis symbols to describe valence electron configurations of atoms and monatomic ions. A Lewis symbol consists of an elemental symbol surrounded by one dot for each of its valence electrons: Figure 4.4.1 4.4. 1: shows the Lewis symbols for the elements of the third period of the periodic table.Lewis structure, also known as Lewis dot structure or electron dot structure, is a simple and straightforward way of representing the outermost electron shell in a chemical species like an atom, ion, or molecule. It shows how electrons are positioned around the atoms either as lone pairs or in a chemical bond, typically a covalent bond or a ...To draw the Lewis structure of an atom, write the symbol of the atom and draw dots around it to represent the valence electrons. Note that hydrogen is often shown in both group 1A …Lewis Structures: Lewis structures help us to determine how atoms within a molecule are connected, i.e. which atom connects to which, and using how many bonds. In addition they show the lone pairs within a molecule. The combination of these factors can help predict the shape of the molecule.Dr. B. explains how to draw the Lewis dot structure for CH4 (methane). The CH 4 Lewis Structure is one of the most frequently tested Lewis Structures. Note that hydrogen atoms always go on the outside of a Lewis dot structure. This is because they can share a maximum of two electrons. Once they have two valence electrons their outer shell is ...CH2Cl2 Lewis Structure, Molecular Geometry, Hybridization, and MO Diagram. Dichloromethane or methylene chloride, with the chemical formula CH2Cl2, is a colorless, volatile liquid with a boiling point of 39.6 °C. and a melting point of -96.7 °C. It is widely used as a solvent in chemistry laboratories. It is polar because of the presence of ...The Lewis Dot Structure for CH4 is shown above. These kinds of structures can also be shown by representing each of the bonds with two dots. Each atom in the bond has a full valence, with carbon having access to eight electrons and each hydrogen having access to two ( this is why hydrogen only needs two). The covalent bonds between the C and ... There are two constitutional isomers for the molecular formula C 4 H 10. Figure 4 demonstrates drawing Lewis electron dot structures for these compounds. Figure 4. Constitutional Isomers of C 4 H 10. The name of the compound on the left in Figure 4 is butane. It is a colorless liquid with a boiling point of 0 o C. Jul 26, 2019 · Check me out: http://www.chemistnate.com This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Draw Lewis dot structures of methane, ethane, propane, 1- propanol, 2-bromopropane, and 2-propanone. Predict which will boil at the highest temperature. Draw Lewis dot structures of methane, ethane, propane, 1 ... The methane Lewis dot diagram plays a crucial role in understanding the molecular structure and bonding of methane, which is a primary component of natural gas. Methane, also known as CH4, consists of a carbon atom bonded to four hydrogen atoms. A handy way to model covalent bonding. Lewis dot structures (or just Lewis structures) were developed around 1920 by pioneering chemist Gilbert Lewis, as a way of picturing chemical bonding in molecules. We draw Lewis structures to. Discover clues about the three-dimensional structure of molecules.Lewis structure of methane shows that the central atom C has four bonding electron pairs. These electron pairs repel each other and are thus directed to the four …May 22, 2023 · Lewis structure of CH4 (or Methane) contains four single bonds between each Carbon (C) and Hydrogen (H) atoms. The Carbon atom (C) is at the center and it is surrounded by 4 Hydrogen atoms (H). Let’s draw and understand this lewis dot structure step by step. (Note: Take a pen and paper with you and try to draw this lewis structure along with ... There are two constitutional isomers for the molecular formula C 4 H 10. Figure 4 demonstrates drawing Lewis electron dot structures for these compounds. Figure 4. Constitutional Isomers of C 4 H 10. The name of the compound on the left in Figure 4 is butane. It is a colorless liquid with a boiling point of 0 o C.A trio of Amazon Alexa-enabled speaker devices--the Amazon Echo, Echo Dot, and Tap--appears to be unavailable for order by Christmas. Here are tips for buying them at the last minu...May 14, 2012 ... A video explanation of how to draw the Lewis Dot Structure for Methane, along with information about the compound including Formal Charges, ... Dr. B. explains how to draw the Lewis dot structure for CH4 (methane). The CH 4 Lewis Structure is one of the most frequently tested Lewis Structures. Note that hydrogen atoms always go on the outside of a Lewis dot structure. This is because they can share a maximum of two electrons. Once they have two valence electrons their outer shell is ... There are two constitutional isomers for the molecular formula C 4 H 10. Figure 4 demonstrates drawing Lewis electron dot structures for these compounds. Figure 4. Constitutional Isomers of C 4 H 10. The name of the compound on the left in Figure 4 is butane. It is a colorless liquid with a boiling point of 0 o C.Lewis structure of methane shows that the central atom C has four bonding electron pairs. These electron pairs repel each other and are thus directed to the four corners of a regular tetrahedron. A regular tetrahedron is a solid figure with four faces which are equilateral triangles. All bond angles are 109.5 °.Jul 26, 2019 · Check me out: http://www.chemistnate.com Chris P Schaller, Ph.D., (College of Saint Benedict / Saint John's University) Andreas Hagen (via StackExchange) 3.1: Lewis Structures is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts. hemical bond refers to the forces holding atoms together to form molecules and solids.8.4, “Introduction to Lewis Dot Structures.” Creating a Lewis dot symbol; the octet rule 8.5, “Lewis Structures and Covalent Bonding.” Using electron structures to describe covalent bonding; using Lewis electron structures to explain stoichiometry; using formal charges to distinguish between Lewis structures; resonance structures 8.6 ...Feb 15, 2014 · Craig Beals shows how to draw the Lewis Structure for Methane.This is a clip from the complete video: Covalent Bonding 2.1 - Drawing Lewis Structures A Lewis electron dot diagram (or electron dot diagram, or a Lewis diagram, or a Lewis structure) is a representation of the valence electrons of an atom that uses dots around the symbol of the element. The number of dots equals the number of valence electrons in the atom. These dots are arranged to the right and left and above and below the ...Interpreting Lewis Structures. A Lewis structure contains symbols for the elements in a molecule, connected by lines and surrounded by pairs of dots. For example, here is the Lewis structure for water, H 2 O. Each symbol represents the nucleus and the core electrons of the atom. Here, each “H” represents the nucleus of a hydrogen atom, and ...VSEPR CH. 4. Methane. CONTROLS. Valence Shell Electron Pair Repulsion. Methane has 4 regions of electron density around the central carbon atom (4 bonds, no lone pairs). The resulting shape is a regular tetrahedron with H-C-H angles of 109.5°.There are two constitutional isomers for the molecular formula C 4 H 10. Figure 4 demonstrates drawing Lewis electron dot structures for these compounds. Figure 4. Constitutional Isomers of C 4 H 10. The name of the compound on the left in Figure 4 is butane. It is a colorless liquid with a boiling point of 0 o C.Lewis dot structures represent atoms with their atomic symbol surrounded by valence electrons, which are represented as dots. This type of symbolic representation can help describe compound formation, especially for covalent compounds. We know that water can be broken down into elemental hydrogen and elemental oxygen, and that the ratio of ...We can illustrate the formation of a water molecule from two hydrogen atoms and an oxygen atom using Lewis dot symbols: The structure on the right is the Lewis electron structure, or Lewis structure, for H 2 O. With two bonding pairs and two lone pairs, the oxygen atom has now completed its octet. Moreover, by sharing a bonding pair with oxygen ...The figure above represents a valid Lewis structure for methane. All electrons are used up, and all atoms have a noble gas electron configuration. Note that methane (CH 4 _4 4 ) doesn't have resonance structures because CH 4 _4 4 can be represented with one Lewis structure.The Insider Trading Activity of Lewis Daniel Lee on Markets Insider. Indices Commodities Currencies StocksWater, ammonia, and methane are common examples that will be discussed in detail below. Carbon is unique in the extent to which it forms single, double, and triple bonds to itself and other elements. The number of bonds formed by an atom in its covalent compounds is not arbitrary. Hydrogen, oxygen, nitrogen, and carbon have very strong ...CH2Cl2 Lewis Structure, Molecular Geometry, Hybridization, and MO Diagram. Dichloromethane or methylene chloride, with the chemical formula CH2Cl2, is a colorless, volatile liquid with a boiling point of 39.6 °C. and a melting point of -96.7 °C. It is widely used as a solvent in chemistry laboratories. It is polar because of the presence of ...CH2Cl2 Lewis Structure, Molecular Geometry, Hybridization, and MO Diagram. Dichloromethane or methylene chloride, with the chemical formula CH2Cl2, is a colorless, volatile liquid with a boiling point of 39.6 °C. and a melting point of -96.7 °C. It is widely used as a solvent in chemistry laboratories. It is polar because of the presence of ...Dichlorofluoromethane | CHCl2F | CID 6370 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities ...How to make the Lewis electron dot structure of methans. Methane's molecular formula is CH4. Follow the instructions in the video closely and learn how to ma...A step-by-step explanation of how to draw the CH2Cl2 Lewis Dot Structure (Dichloromethane).For the CH2Cl2 structure use the periodic table to find the total ...8.4, “Introduction to Lewis Dot Structures.” Creating a Lewis dot symbol; the octet rule 8.5, “Lewis Structures and Covalent Bonding.” Using electron structures to describe covalent bonding; using Lewis electron structures to explain stoichiometry; using formal charges to distinguish between Lewis structures; resonance structures 8.6 ... Lewis dot structures represent atoms with their atomic symbol surrounded by valence electrons, which are represented as dots. This type of symbolic representation can help describe compound formation, especially for covalent compounds. We know that water can be broken down into elemental hydrogen and elemental oxygen, and that the ratio of ... The common name of CH4 is methane. It is the simplest hydrocarbon in the organic molecule and it is a hydride of C. In the CH4 lewis structure, the molecule is a tetrahedral shape and has a bond angle of perfectly 109.50. The molecule undergoes is sp3 hybridization. One H atom is below the molecular plane and the other is above the …Advertisement C.S. Lewis didn't just write about Narnia. In addition to writing other fiction for children and adults, he was a professor of medieval literature and wrote numerous ...Lewis structure, also known as Lewis dot structure or electron dot structure, is a simple and straightforward way of representing the outermost electron shell in a chemical species …Water, ammonia, and methane are common examples that will be discussed in detail below. Carbon is unique in the extent to which it forms single, double, and triple bonds to itself and other elements. The number of bonds formed by an atom in its covalent compounds is not arbitrary. Hydrogen, oxygen, nitrogen, and carbon have very strong ...This chemistry video tutorial explains how to draw the lewis structure of NH3 also known as Ammonia.How To Draw Lewis Structures: https://www.you...Lewis Structure Examples. The Lewis electron dot structures of a few molecules are illustrated in this subsection. 1. Lewis Structure of CO2. The central atom of this molecule is carbon. Oxygen contains 6 valence electrons which form 2 lone pairs. Since it is bonded to only one carbon atom, it must form a double bond.Nov 4, 2019 · Answer: CH4 Lewis structure (Methane electron dot structure) is that type of diagram where we show the total 8 valence electrons of CH4 as dots , or dots and dashes (-).In Lewis structure,it is common that a bonding pair of two electrons can be shown by dash (-) or dots ( ) but a lone pair of two electrons is shown by dots [ ]. Explanation: The length of the carbon-hydrogen bonds in methane is 1.09 Å (1.09 x 10-10 m). While previously we drew a Lewis structure of methane in two dimensions using lines to denote each covalent bond, we can now draw a more accurate structure in three dimensions, showing the tetrahedral bonding geometry.Draw the Lewis dot structure of Methane `(CH_(4))` molecule .You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Draw the Lewis structure of methane, CH4, which is the major component of natural gas. Select the correct answer below: :-C-: H-H-C-H-H H-C-H H-C-H. Here’s the best way to solve it. Consider that carbon needs four additional electrons to ...Table 4.5.2 4.5. 2: Lewis Dot Symbols for the Elements in Period 2. Ionic compounds are produced when a metal bonds with a nonmetal. Stability is achieved for both atoms once the transfer of electrons has occurred. The image below shows how sodium and chlorine bond to form the compound sodium chloride.Count the total number of electrons in the hypothetical structur e. If it is EQUAL to the number of available electrons from step 1, this is the correct Lewis Dot Structure. If it is GREATER than the number of available electrons from step 1, go to step 5. If it is LESS than the available number of electrons from step 1, go to step 7.Oct 20, 2020 · Interpreting Lewis Structures. A Lewis structure contains symbols for the elements in a molecule, connected by lines and surrounded by pairs of dots. For example, here is the Lewis structure for water, H 2 O. Each symbol represents the nucleus and the core electrons of the atom. Here, each “H” represents the nucleus of a hydrogen atom, and ... Draw the Lewis Dot structure formethane, CH 4 .Lewis Dot Structure of methane: Now draw the Lewis Dot Structure for ethane, CH 3 CH 3 .Note that when possible, we typically try to keep hydrogen listed next to the atom it is attached to, so this form of writing is telling you that there are 3 hydrogen attached to the first carbon and three attached to the second carbon. Table 2.5.2 2.5. 2: Lewis Dot Symbols for the Elements in Period 2. Ionic compounds are produced when a metal bonds with a nonmetal. Stability is achieved for both atoms once the transfer of electrons has occurred. The image below shows how sodium and chlorine bond to form the compound sodium chloride. How to draw methane ch4 lewis structure. Jul 1, 2012 • Download as PPTX, PDF •. 2 likes • 14,530 views. G. gengarl. Education Technology. 1 of 23. Download now. How to draw methane ch4 lewis structure - Download as a PDF or view online for free.Users can use tools already available in Word, external software or added functionality through the Chemistry add-in to add Lewis dot structures to a Word document. Microsoft Word ...Feb 15, 2014 · Craig Beals shows how to draw the Lewis Structure for Methane.This is a clip from the complete video: Covalent Bonding 2.1 - Drawing Lewis Structures Lewis Structure of Methane (CH4)H|H--C--H|HorH..H : C : H..H. Chlorine atoms have 7 valence electrons. The Lewis dot structure for chlorine will have a pair of electrons on each of three sides ... The methane Lewis dot diagram plays a crucial role in understanding the molecular structure and bonding of methane, which is a primary component of natural gas. Methane, also known as CH4, consists of a carbon atom bonded to four hydrogen atoms. A step-by-step explanation of how to draw the C2O4 2- Lewis Dot Structure (Oxalate Ion).Note that you should put the C2O4 2- Lewis Structure in brackets wit...Green Dot debit card accounts are prepaid. The account must be loaded with funds for activation and usage. Green Dot accounts can be loaded and reloaded in a number of ways. The mo...You need to be able to describe and draw the structures of the following molecules using dot-and-cross diagrams: hydrogen (H 2), chlorine (Cl 2), oxygen (O 2), nitrogen (N 2), hydrogen chloride (HCl), water (H 2 O), ammonia (NH 3) and methane (CH 4) The correct dot and cross diagrams for these molecules are shown below:Write the Lewis Structure for H 2 O. Solution. Steps for Writing Lewis Structures. Example 15.4.1 15.4. 1. 1. Determine the total number of valence electrons in the molecule or ion. Each H atom (group 1) has 1 valence electron, and the O atom (group 16) has 6 valence electrons, for a total of 8 valence electrons. 2.For anions add a number of electrons equal to the negative charge. For cations subtract a number of electrons equal to the positive charge. 4. Place one electron pair between each pair of adjacent atoms (as determined from the framework found in step 2) to form a single bond. 5.1. The central atom, beryllium, contributes two valence electrons, and each hydrogen atom contributes one. The Lewis electron structure is. 2. There are two electron groups around the central atom. We see from Figure 9.2 that the arrangement that minimizes repulsions places the groups 180° apart. 3.What are natural gas hydrates? Learn what natural gas hydrates are in this article. Advertisement Natural gas hydrates are ice-like structures in which gas, most often methane, is ...These structures, also known as lewis structures or electron dot structures, are drawings that visually demonstrate how electrons are shared and arranged around atoms. The electrons denoted as dots are called lone pairs and belong to an individual atom. Electrons denoted as lines are bonds and show the sharing of two electrons between two …One ethane molecule consists of two carbon and six oxygen atoms. The chemical formula of the molecule is C2H6. The total number of valance electrons in this compound is 14. It is very important to understand the calculation of valance electron ion making the Lewis dot structure if the molecules. The valance electrons are the main …Need a dot net developer in Mexico? Read reviews & compare projects by leading dot net developers. Find a company today! Development Most Popular Emerging Tech Development Language...Step 1: Find the central atom: Usually, single-atom with the least electronegativity becomes the central atom. In the case of CH3Cl, there are only two single atoms C and Cl, where their electronegativity values are 2.6 and 3.2. As the Carbon (C) atom has a lower value, so it will be the central atom.Double bonds or triple bonds between atoms may be necessary to properly illustrate the bonding in some molecules. 12.4: Covalent Bonds and Lewis Structures is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by LibreTexts. Covalent bonds are formed when atoms share electrons.Need a dot net developer in Mexico? Read reviews & compare projects by leading dot net developers. Find a company today! Development Most Popular Emerging Tech Development Language...Aug 17, 2017 ... To find more practice problems, lectures and other Chemistry materials, visit https://www.chemistrysteps.com/student-help/draw Lewis Dot Symbols for main group elements and ions. describe the three-dimensional nature of molecules. sketch a tetrahedral molecule, CX 4, using the “wedge-and-broken-line” method of representation. make a ball-and-stick model of a simple tetrahedral molecule such as methane, CH 4. draw Lewis Dot Structures for 2 electron group ...PROBLEM 4.2.4 4.2. 4. Methanol, H 3 COH, is used as the fuel in some race cars. Ethanol, C 2 H 5 OH, is used extensively as motor fuel in Brazil. Both methanol and ethanol produce CO 2 and H 2 O when they burn. Write the chemical equations for these combustion reactions using Lewis structures instead of chemical formulas.How to draw the Lewis Dot Structure for Methane. Lewis structure, also known as Lewis dot structure or electron dot structure, is a simple and straightforward way of representing the outermost electron shell in a chemical species like an atom, ion, or molecule. It shows how electrons are positioned around the atoms either as lone pairs or in a chemical bond, typically a covalent bond or a ...

The length of the carbon-hydrogen bonds in methane is 1.09 Å (1.09 x 10-10 m). While previously we drew a Lewis structure of methane in two dimensions using lines to denote each covalent bond, we can now draw a more accurate structure in three dimensions, showing the tetrahedral bonding geometry.. Jewel osco 94th ashland

lewis dot structure for methane

To draw the Lewis structure of an atom, write the symbol of the atom and draw dots around it to represent the valence electrons. Note that hydrogen is often shown in both group 1A …Jun 26, 2012 ... Lewis Dot Structures - Molecules - Methane (CH4) 008 · Comments.Draw Lewis dot structure for \(\ce{SO2}\). Solution. Put down number of valence electrons: \(\mathrm{:\overset{\Large{..}}O ::\overset{\Large{..}}S ::\overset{\Large{..}}O :}\) Put all …6.4: Covalent Bonding- Lewis Structure. The strength of a covalent bond depends on the overlap between the valence orbitals of the bonded atoms. Bond order is the number of electron pairs that hold two atoms together. Single bonds have a bond order of one, and multiple bonds with bond orders of two (a double bond) and three (a triple bond) are ...How to Draw the Lewis Dot Structure for CH4: Methane A step-by-step explanation of how to draw the CH4 Lewis Dot Structure (Methane). For the CH4 structure use the periodic table to...We use Lewis symbols to describe valence electron configurations of atoms and monatomic ions. A Lewis symbol consists of an elemental symbol surrounded by one dot for each of …There is an asymmetric distribution of charge, so ammonia is also polar. To construct the lewis structure for methane, CH4 , follow the same steps described above. There are four [ Select ] pairs of electrons around the central carbon atom, the molecular geometry is tetrahedral. ... Lewis dot structure: A Lewis dot structure (also known as a ...Lewis dot structure. G.N Lewis, an American chemist, introduced a simple notation to represent valence electrons in an atom. This notation is called Lewis symbol or electron dot structure. In methane one carbon and four hydrogen atoms …About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...There are two constitutional isomers for the molecular formula C 4 H 10. Figure 4 demonstrates drawing Lewis electron dot structures for these compounds. Figure 4. Constitutional Isomers of C 4 H 10. The name of the compound on the left in Figure 4 is butane. It is a colorless liquid with a boiling point of 0 o C.The nitrogen Lewis dot structure is a representation of the nitrogen atom and its valence electrons using dots. Nitrogen is a chemical element with the symbol N and atomic number 7. It is a crucial element for life as it is a component of amino acids, proteins, and DNA.The Lewis dot structure of nitrogen consists of the nitrogen atom in the center …This type of Lewis dot structure is represented by an atomic symbol and a series of dots. See the following examples for how to draw Lewis dot structures for common atoms involved in covalent bonding. Example 1. Draw the Lewis Dot Structure for the Hydrogen atom. Since Hydrogen is in Group I it has one (1) valence electron in its shell.Lewis structure of methane shows that the central atom C has four bonding electron pairs. These electron pairs repel each other and are thus directed to the four corners of a regular tetrahedron. A regular tetrahedron is a solid figure with four faces which are equilateral triangles. All bond angles are 109.5 °. This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: What is the hybridization of the carbon in the methane (CH4) molecule? (SHOW WORK, DRAW THE LEWIS DOT STRUCTURE) sp3d1 s sp3 sp sp2 sp3d2. What is the hybridization of the carbon in the methane (CH4) molecule? The Lewis structure of the methane (CH4) molecule is drawn with four single shared covalent bonds between the carbon and hydrogen atoms each. Moreover, as there exist sigma bonds only and one 2s and …Draw the Lewis dot structure of Methane `(CH_(4))` molecule .Interpreting Lewis Structures. A Lewis structure contains symbols for the elements in a molecule, connected by lines and surrounded by pairs of dots. For example, here is the Lewis structure for water, H 2 O. Each symbol represents the nucleus and the core electrons of the atom. Here, each “H” represents the nucleus of a hydrogen atom, and ...Lewis dot dragram for methane: Methane, with molecular formula CH 4, is shown. The electrons are color-coded to indicate which atoms they belonged to before the covalent …N2O, or nitrous oxide, has many Lewis dot structures since both nitrogen and oxygen can act as the center atom. In total, there are three valid Lewis dot structures for nitrous oxi... So we're going to a lot more examples for drawing dot structures in the next several videos, and see how drawing dot structures allows you to predict the shapes of different molecules. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. .

Popular Topics