Chemistry: Principles and Reactions
8th Edition
ISBN: 9781305079373
Author: William L. Masterton, Cecile N. Hurley
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 7, Problem 72QAP
Based on the concept of formal charge, what is the central atom in
(a) HCN (do not include H as a possibility)?
b) NOCI (Cl is always a terminal atom)?
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
The hypochlorite ion, ClO-, is the active ingredient inbleach. The perchlorate ion, ClO4-, is a main componentof rocket propellants. Draw Lewis structures for both ions.
(a) What is the formal charge of Cl in the hypochlorite ion?(b) What is the formal charge of Cl in the perchlorate ion, assumingthe Cl—O bonds are all single bonds? (c) What is theoxidation number of Cl in the hypochlorite ion? (d) Whatis the oxidation number of Cl in the perchlorate ion, assumingthe Cl—O bonds are all single bonds? (e) In a redox reaction,which ion would you expect to be more easily reduced?
Both aluminum and iodine form chlorides, Al₂Cl₆ and I₂Cl₆ ,with “bridging” Cl atoms. The Lewis structures are (a) What is the formal charge on each atom? (b) Which of these molecules has a planar shape? Explain.
(a) Which of the following atoms is never found with morethan an octet of valence electrons around it? S, C, P, Br, I.(b) Draw the Lewis structure for XeF2.
Chapter 7 Solutions
Chemistry: Principles and Reactions
Ch. 7 - Prob. 1QAPCh. 7 - Prob. 2QAPCh. 7 - Follow the directions of Question 1 for (a) IO2-...Ch. 7 - Follow the directions of Question 1 for (a) CIF4-...Ch. 7 - Follow the directions of Question 1 for (a) OCl2...Ch. 7 - Follow the directions of Question 1 for (a) C22-...Ch. 7 - Oxalic acid, H2C2O4, is a poisonous compound found...Ch. 7 - Radio astronomers have detected the isoformyl ion,...Ch. 7 - Draw Lewis structures for the following species....Ch. 7 - Follow the directions of Question 9 for the...
Ch. 7 - Dinitrogen pentoxide, N2O5, when bubbled into...Ch. 7 - Formic acid is the irritating substance that gets...Ch. 7 - Two different molecules have the formula C2H2Cl2....Ch. 7 - Two different molecules have the formula C2H6O....Ch. 7 - Prob. 15QAPCh. 7 - Prob. 16QAPCh. 7 - Write a Lewis structure for (a) XeF3+ (b) PCl4+...Ch. 7 - Write a Lewis structure for (a) BCl4 (b) ClO- (c)...Ch. 7 - Write reasonable Lewis structures for the...Ch. 7 - Write reasonable Lewis structures for the...Ch. 7 - Prob. 21QAPCh. 7 - Draw resonance structures for (a) SeO3 (b) CS32-...Ch. 7 - Prob. 23QAPCh. 7 - Prob. 24QAPCh. 7 - The skeleton structure for disulfur dinitride,...Ch. 7 - Borazine, B3N3H6, has the skeleton Draw the...Ch. 7 - What is the formal charge on the indicated atom in...Ch. 7 - Prob. 28QAPCh. 7 - Below are two different Lewis structures for...Ch. 7 - Below are two different Lewis structures for the...Ch. 7 - Predict the geometry of the following species: (a)...Ch. 7 - Predict the geometry of the following species: (a)...Ch. 7 - Predict the geometry of the following species: (a)...Ch. 7 - Predict the geometry of the following species: (a)...Ch. 7 - Predict the geometry of the following species: (a)...Ch. 7 - Predict the geometry of the following species: (a)...Ch. 7 - Give all the ideal bond angles (109.5, 120, or...Ch. 7 - Prob. 38QAPCh. 7 - Prob. 39QAPCh. 7 - An objectionable component of smog is acetyl...Ch. 7 - The uracil molecule is one of the bases in DNA....Ch. 7 - Niacin is one of the B vitamins (B3). Estimate the...Ch. 7 - Which of the species with octets in Question 31...Ch. 7 - Which of the species with octets in Question 32...Ch. 7 - Which of the species with octets in Question 33...Ch. 7 - Prob. 46QAPCh. 7 - There are three compounds with the formula...Ch. 7 - There are two different molecules with the formula...Ch. 7 - Give the hybridization of the central atom in each...Ch. 7 - Give the hybridization of the central atom in each...Ch. 7 - Give the hybridization of the central atom in each...Ch. 7 - Give the hybridization of the central atom in each...Ch. 7 - Give the hybridization of the central atom in each...Ch. 7 - Give the hybridization of the central atom in each...Ch. 7 - In each of the following polyatomic ions, the...Ch. 7 - Follow the directions of Question 55 for the...Ch. 7 - Give the hybridization of each atom (except H) in...Ch. 7 - Acrylonitrile, C3H3N is the building mer Orlon....Ch. 7 - What is the hybridization of nitrogen inCh. 7 - What is the hybridization of carbon inCh. 7 - Give the hybridization of the central atom...Ch. 7 - Give the hybridization of the central atom...Ch. 7 - Give the number of sigma and pi bonds in the...Ch. 7 - Give the number of sigma and pi bonds in the...Ch. 7 - Give the number of sigma and pi bonds in each...Ch. 7 - Give the number of sigma and pi bonds in each...Ch. 7 - In which of the following molecules does the...Ch. 7 - Consider the pyrosulfate ion, S2O72-. It has no...Ch. 7 - Consider acetyl salicylic acid, better known as...Ch. 7 - Complete the table on next page.Ch. 7 - Given the following electro negativities...Ch. 7 - Based on the concept of formal charge, what is the...Ch. 7 - Describe the geometry of the species in which...Ch. 7 - Consider the following molecules: SiH4, PH3, H2S....Ch. 7 - Prob. 75QAPCh. 7 - In each of the following molecules, a central atom...Ch. 7 - Prob. 77QAPCh. 7 - A compound of chlorine and fluorine, CIFx, reacts...Ch. 7 - Draw the Lewis structure and describe the geometry...Ch. 7 - Consider the polyatomic ion IO65-. How many pairs...Ch. 7 - It is possible to write a simple Lewis structure...Ch. 7 - Phosphoryl chloride, POCl3, has the skeleton...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- 8. Three possible Lewis structures for the cyanate ion, NCO, are (a) Determine the formal charges in each structure. (b) Based on the formal charges, which Lewis structure is the dominant one?arrow_forwardDraw the Lewis structure with lowest formal charges, anddetermine the charge of each atom in (a) BF₄⁻; (b) ClNO.arrow_forwardDraw the Lewis structure with lowest formal charges, and determine the charge of each atom in (a) OCS; (b) NO. (C)CN−; (d) ClO−.arrow_forward
- A common form of elemental phosphorus is the tetrahedralP4 molecule, where all four phosphorus atoms areequivalent: At room temperature phosphorus is a solid. (a) Are there anylone pairs of electrons in the P4 molecule? (b) How manyP¬P bonds are there in the molecule? (c) Draw a Lewisstructure for a linear P4 molecule that satisfies the octet rule.Does this molecule have resonance structures? (d) On thebasis of formal charges, which is more stable, the linear moleculeor the tetrahedral molecule?arrow_forwardA common form of elemental phosphorus is the tetrahedralP4 molecule, where all four phosphorus atoms areequivalent:At room temperature phosphorus is a solid. (a) Are there anylone pairs of electrons in the P4 molecule? (b) How manyP¬P bonds are there in the molecule? (c) Draw a Lewisstructure for a linear P4 molecule that satisfies the octet rule.Does this molecule have resonance structures? (d) On thebasis of formal charges, which is more stable, the linear moleculeor the tetrahedral molecule?arrow_forwardWhat is the formal charge on the central chlorine atom in the molecular ion [ClO4]- ? Assume that all of the Cl-O bonds are single bonds.arrow_forward
- Three possible Lewis structures for the thiocyanate ion, NCS-, are (a) Determine the formal charges in each structure.(b) Based on the formal charges, which Lewis structure is the dominant one?arrow_forward(b) The Murchison meteorite that landed in Australia in 1969 contained 92 different amino acids, including 21 found in Earth organism A skeleton structure (single bond only) of one of these extraterrestrial amino acids is shown below. Draw a Lewis structure, and identify any atoms having a nonzero formal charge. H3N. C ČH2 ČH3 (c) Draw the orbital diagrams and Lewis symbols to depict the formation of Na* and CI ions from the atoms. Give the formula of the compound formed. (d) The predicted bond length for HF is 109 pm (the sum of the covalent radii of H, 37 pm and F, 72 pm), however the actual bond length for HF is shorter (92 pm). It was observed that the difference between predicted and actual bond lengths becomes smaller going down the halogen group from HF to HI Describe these observationsarrow_forwardIncomplete Lewis structures for the nitrous acid molecule,HNO2, and the nitrite ion, NO2-, are shown here. (a) Completeeach Lewis structure by adding electron pairs as needed.(b) Is the formal charge on N the same or different in thesetwo species? (c) Would either HNO2 or NO2- be expected toexhibit resonance? (d) Would you expect the N“O bond inHNO2 to be longer, shorter, or the same length as the N¬Obonds in NO2-? [Sections 8.5 and 8.6]arrow_forward
- Some chemists believe that satisfaction of the octet rule should be the top criterion for choosing the dominant Lewis structure of a molecule or ion. Other chemists believe that achieving the best formal charges should be the top criterion. Consider the dihydrogen phosphate ion, HaPO, , in which the H atoms are bonded to O atoms. (a) What is the predicted dominant Lewis structure if satisfying the octet rule is the top eriterion? (b) What is the predicted dominant Lewis structure if achieving the best formal charges is the top criterion?arrow_forwardThree resonance structures are possible for the thiocyanate ion, SCN-. (a) Draw the three resonance structures. (b) Calculate the formal charge on each atom in each resonance structures. (c) Based on formal charges and electronegativity, predict which resonance structure most closely approximates the bonding in this ion? (d) What are the similarities and differences of bonding in SCN compared to the bonding in OCN- .arrow_forwardCyanogen (CN)2 is known as pseodohalogen because it has some properties like halogens. It is composed of two CN’s joined together.(i) Draw the Lewis structure for all the possible combination for (CN)2.(ii) Calculate the formal charge and determine which one of the structures that you have drawn is most stable.(iii) For the stable structure, determine the geometry around the two central atoms.(iv) For the stable structure, draw the dipole arrows for the bonds.(v) Base on the stable structure, determine the polarity of molecule and state your reason.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage Learning
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:Cengage Learning
Stoichiometry - Chemistry for Massive Creatures: Crash Course Chemistry #6; Author: Crash Course;https://www.youtube.com/watch?v=UL1jmJaUkaQ;License: Standard YouTube License, CC-BY
Bonding (Ionic, Covalent & Metallic) - GCSE Chemistry; Author: Science Shorts;https://www.youtube.com/watch?v=p9MA6Od-zBA;License: Standard YouTube License, CC-BY
General Chemistry 1A. Lecture 12. Two Theories of Bonding.; Author: UCI Open;https://www.youtube.com/watch?v=dLTlL9Z1bh0;License: CC-BY