General, Organic, & Biological Chemistry
3rd Edition
ISBN: 9780073511245
Author: Janice Gorzynski Smith Dr.
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 4, Problem 4.88P
Answer the following question about the molecule OCS.
- How many valence electrons does OCS contain?
- Draw a valid Lewis structure.
- Label all polar bonds.
- What is the shape around the C atom?
- Is OCS a polar molecule ? Explain.
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In the normal hydrogen electrode, the balance potential difference in the interface is 0 and the current flow across the electrode when the interface potential difference is +5 mV. Explain briefly. Is the overvoltage 5 mV?
In the normal hydrogen electrode, the balance potential difference in the interface is 0 mV, the maximum potential is 5 mV. Explain briefly.
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(b) Atoms are said to be electrically neutral. Explain.
(c)
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2. An isotope Q, has 18 neutrons a mass number of 34.
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3. (a) Determine the relative atomic mass of the following elements =
compositions occur in the proportions given.
(i) Neon
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Ne (90.92%), 10Ne (0.26%), and 10Ne (8.82%)
(ii) Argon
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Chapter 4 Solutions
General, Organic, & Biological Chemistry
Ch. 4.1 - Use electron-dot symbols to show how a hydrogen...Ch. 4.1 - Use electron-dot symbols to show how two chlorine...Ch. 4.1 - How many covalent bonds are predicted for each...Ch. 4.1 - Fill in the lone pairs on each atom to give every...Ch. 4.1 - Prob. 4.5PCh. 4.1 - Draw a Lewis structure for each covalent molecule....Ch. 4.1 - Draw a Lewis structure for dimethyl ether (C2H6O)...Ch. 4.2 - Prob. 4.8PCh. 4.2 - Prob. 4.9PCh. 4.2 - Prob. 4.10P
Ch. 4.3 - Prob. 4.11PCh. 4.3 - Prob. 4.12PCh. 4.4 - Prob. 4.13PCh. 4.4 - Draw resonance structures for each polyatomic...Ch. 4.4 - Nitrous oxide, N2O, is a sweet-smelling gas...Ch. 4.5 - Name each compound: (a) CS2; (b) SO2; (c) PCl5;...Ch. 4.5 - Prob. 4.17PCh. 4.5 - What is the shape around the indicated atom in...Ch. 4.6 - NaNH2, sodium amid, is a salt that contains a...Ch. 4.6 - Prob. 4.20PCh. 4.7 - Using the trends in the periodic table, rank the...Ch. 4.7 - Use electronegativity values to classify the...Ch. 4.7 - Prob. 4.23PCh. 4.8 - Prob. 4.24PCh. 4.9 - Prob. 4.25PCh. 4.9 - Prob. 4.26PCh. 4 - For each pair of compounds, classify the bonding...Ch. 4 - For each pair of compounds, classify the bonding...Ch. 4 - Prob. 4.29PCh. 4 - How many bonds and lone pairs are typically...Ch. 4 - Prob. 4.31PCh. 4 - Fill in the lone pairs needed to give the main...Ch. 4 - Prob. 4.33PCh. 4 - Convert the 3-D model of the general anesthetic...Ch. 4 - Draw a valid Lewis structure for each molecule. Hl...Ch. 4 - Draw a valid Lewis structure for each molecule....Ch. 4 - Prob. 4.37PCh. 4 - Prob. 4.38PCh. 4 - Draw a valid Lewis structure for...Ch. 4 - Draw a valid Lewis structure for phosgene, CCl2O ,...Ch. 4 - Draw a valid Lewis structure for each ion: (a)...Ch. 4 - Draw a valid Lewis structure for each ion: (a)...Ch. 4 - Keeping in mind that some elements violate the...Ch. 4 - Keeping in mind that some elements violate the...Ch. 4 - Prob. 4.45PCh. 4 - Prob. 4.46PCh. 4 - Prob. 4.47PCh. 4 - Prob. 4.48PCh. 4 - Prob. 4.49PCh. 4 - Label each pair of compounds are resonance...Ch. 4 - Prob. 4.51PCh. 4 - Draw three resonance structures for the nitrate...Ch. 4 - Name each covalent compound. PBr3 SO3 NCl3 P2S5Ch. 4 - Name each covalent compound. SF6 CBr4 N2O P4O10Ch. 4 - Prob. 4.55PCh. 4 - Prob. 4.56PCh. 4 - Add lone pairs where needed to give octets and...Ch. 4 - Add lone pairs where needed to give octets and...Ch. 4 - Prob. 4.59PCh. 4 - Match each compound with one of the molecular...Ch. 4 - Prob. 4.61PCh. 4 - Add lone pairs where needed to give octets and...Ch. 4 - Prob. 4.63PCh. 4 - Considering each of the given ball-and stick...Ch. 4 - Prob. 4.65PCh. 4 - Prob. 4.66PCh. 4 - Prob. 4.67PCh. 4 - Predict the bond angles around the indicated atoms...Ch. 4 - Prob. 4.69PCh. 4 - Prob. 4.70PCh. 4 - Rank the atoms in each group in order of...Ch. 4 - Prob. 4.72PCh. 4 - Prob. 4.73PCh. 4 - Using electronegativity values, classify the bond...Ch. 4 - Label the bond formed between carbon and each of...Ch. 4 - Label the bond formed between fluroine and each of...Ch. 4 - Which bond in each pair is more polar-that is, has...Ch. 4 - Which bond in each pair is more polar-that is, has...Ch. 4 - Prob. 4.79PCh. 4 - Prob. 4.80PCh. 4 - Label the polar bonds and then decide if each...Ch. 4 - Label the polar bonds and then decide if each...Ch. 4 - Prob. 4.83PCh. 4 - Explain why H2O is a polar molecule but H2S is...Ch. 4 - Convert each ball-and-stick model to a Lewis...Ch. 4 - Convert each ball-and-stick model to a Lewis...Ch. 4 - Answer the following questions about the molecule...Ch. 4 - Answer the following question about the molecule...Ch. 4 - Prob. 4.89PCh. 4 - Lactic acid gives sour milk its distinctive taste....Ch. 4 - Prob. 4.91PCh. 4 - Prob. 4.92PCh. 4 - Prob. 4.93PCh. 4 - Prob. 4.94PCh. 4 - Isobutyl cyanoacrylate is used in medical glues to...Ch. 4 - Prob. 4.96PCh. 4 - Cyclopropane is a stable compound that contains...Ch. 4 - Prob. 4.98CPCh. 4 - Prob. 4.99CPCh. 4 - Prob. 4.100CP
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