Introduction: Atoms bond in covalent bonds and ionic bonds. A covalent bond is when atoms share electrons in order to gain stability with each other (Larsen). To have stability which each other‚ the atoms share electrons so that their outer electron shell is equal. Ionic bonding is the complete transfer of valence electron(s) between atoms. It is a type of chemical bond that generates two oppositely charged ions (Larsen‚ 2010). Element that have a positive ion are able to bond with elements with negative
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CH2=CHCH2CH3:No 31) Which of these molecules can have cis and trans isomers? For those that do‚ write the structural formulas of these two isomers and label each cis or trans. For those that cannot have these isomers‚ explain why. (a) CH3CH2BrC=CBrCH3 (b) (CH3)2C=C(CH3)2 (c) CH3CH2 lC=ClCH2CH3 (d) CH3ClC=CHCH3 (e) (CH3)2C=CHCH3 32) Oxalic acid has the structural formula. Is cis-trans isomerism possible for oxalic acid? Explain your answer. No; Free rotation about the single C-C bond prevents it.
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Bonds is something that retains and holds on together with one another. There are three major chemical bonds and they are‚ Ionic‚ Covalent‚ and Hydrogen bonds. An example of a covalent bond would be SCl^2 which is Sulfur dichloride. SCl^2 is a covalent bond because since they are close to each other in valence electrons‚ they have almost full outer shells so they share electrons with one another. A good example is table salt NaCl‚ because they are on opposite sides of the periodic table therefore
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meaning of family. The concept of the “God Particle” makes for a compelling hook. The tone is dramatic with some surrealism. The script is introspective and some scenes require interpretation. The plot presents with both strengths and weaknesses. First‚ the script does a brilliant job of creating two parallel stories that nicely intertwine with each other. One story focuses on the idea of the Large Hadron Collider and the idea of a finding the “God Particle” to help solve the
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molecule with covalent bond o Formula unit with ionic bond * Molecules: formed by covalent bonds * Lattice energy is the energy released in the formation of an ionic compound. DEFINITION: The formation of an IONIC BOND is the result of the transfer of one or more electrons from a metal onto a non-metal. Characteristics of both bonds: * Occur between 2 atoms * Composed of 2 electrons * Have both ionic and covalent characteristics * Together = 100% * Both bonds are measured on
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ion which has the electronic configuration of a noble gas. What is the electron configuration of that noble gas? a. 1s2 2s2 2p6 3s2 3p6 3d10 4p6 b. 1s2 2s2 2p6 3s2 3p6 4p6 4d10 c. 1s2 2s2 2p6 3s2 3p6 4s2 4p6 d. 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 e. 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 2. Which ion of uranium has a noble gas configuration? a. U2+ b. U3+ c. U4+ d. U6+ e. U2- 3. Which ion
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1. Which of the following is a basic principle that applies to both internal and external devices? A) when connecting a faster device to a slower port‚ the port adapts to the speed of the device B) if you have multiple devices to install‚ it’s best to install them at the same time C) for most installations‚ install the device first‚ then the device driver D) some devices don’t require a software component for them to work properly 2. What happens when a problem occurs while Windows 7 is installing
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http://wwwchem.uwimona.edu.jm:1104/courses/CFT.html Galvanic Cell animation Acid base animations Crystal field theory Audio Visual Aids Sr No AV-1 AV-2 (AV aids) (only if relevant to the course) http://ocw.mit.edu/courses/chemistry/5-111-principles-of-chemical-science-fall2008/video-lectures/lecture-2/ Salient Features video on
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Creating Indoor Environments for Young Children By Francis Wardle‚ Ph.D. An early childhood environment is many things: It’s a safe place where children are protected from the elements and are easily supervised‚ and it’s where the important activities of the day take place‚ such as playing‚ eating‚ sleeping‚ washing hands‚ and going to the bathroom. Beyond the basics‚ however‚ an environment for young children implements and supports a program’s philosophy and curriculum. Philosophies like Montessori
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Karla Alvarez Chemistry Period One Subatomic Particle The electron is extremely small compared to all the other parts of the atom. It is negatively charged. The negative charge balances out the positive charge of the protons in the atom. Electrons are found in the electron cloud that surrounds the nucleus of an atom. The clouds are generally organized into shells. Electrons move at a quick pace‚ so you never really know where they are specifically. But after years of doing experiments‚ scientists
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