C 29. Which of the following bonds has the strongest absorption? A) C=N B) C-C ©...
Which of the following statements are true about H-bonding? a) H-bonding is the strongest of intermolecular forces for covalent molecules. b) H-bonding only takes place with an O-H or N-H group to carbon. c) Water has H-bonds which explain its high boiling point. d) H-bonds are only in liquids O a), c) and d) c) and d) O a), b) and c) O a) and c) O a) and b)
3. For each of the following sets of bonds, select the strongest bond (the bond with the greatest bond dissociation energy). Give a rationale for your choice. a. The carbon-carbon bond in ethane (C-C), in ethene (C=C), in ethyne (C=C). Strongest: Reasons b. The C-H bond in methane, the N-H bond in ammonia, the O-H bond in water. Strongest: Reason: C. A C-H bond in ethane, a C-H bond in ethene, a C-H bond ethyne. Strongest: Reason: d. The CEO...
12. Which compound is the strongest acid? 11. Which compound is the strongest base? (A) benzoic acid (B) 4-amino-2-methylbenzoic acid ©p-nitrobenzoic acid (A) m-nitroaniline (B) aniline 4-methylaniline 3-bromo-5-nitroaniline 24-dimethylaniline po 13. Which of the following compounds E)3.S-dinitrobenzoic acid is has the 4.ow many Ha atoms are in the compound: 14 cyclohexane-1,3-dione? (A) 2 (B) 4 (C)5 highest number of alpha hydrogen? (A) 2,4-dimethyl-3-hexanone (B) cyclohexanone C) benzaldehyde D) 2-heptanone (E) propanone IS. Which of the following compounds has the16. Which...
Select the strongest bond in the following group. C-S C-O C=C C=N C-F A nonpolar covalent bond(i.e., pure covalent) would form in which of these pairs of atoms? Na-Cl H-Cl Li-Br Se-Br Br-Br Arrange aluminum, nitrogen, phosphorous, and indium in order of increasing electronegativity. Al< ln <N< P Al < ln < P <N ln < Al < P < N ln < p < Al < N None of these order is correct. Which of these Lewis structure is...
Q.4. Which of the following compounds is the strongest acid? a. CH b. CH.CH C. HỌC CHỊ d. HCECH Q.5. Which of the following is the strongest acid a. CH.CH b. CHÚNH с. СН,ОН d. CHF Q.6. Which of the following is easiest to deprotonate (removing a proton) ?! a CH b. CH.CH C. CH2=CH d. HCECH Q.7. Which of the following anions is the strongest base? a. CH,COO b. HO- C. NH" d. cr Q.8. Which set of curved...
Which of the following is the strongest oxidizing agent? 6 Cl2(g) + 2€ - 2 C1-(29) Cut(aq) + € - Cu(5) 5042-(29) + 4H+ (aq)+26 - H2SO3(aq) + H2O(1) MnO4+(29) + 4 H+ (aq) +3 e - MnO2(s) + 2 H2O(1) EP1.36 V EP0.52V E° -0.20 V E1.68 V 9 -- MnO2(s) 5042-(aq) 12 Cu*(aq) MnO4 (aq) 15 ci (aq) 18
Which of the following is the strongest acid? a. H3PO4 b. NaOH c. NH4+ d. H2CO3 e. HCl
1. Which of the elements listed below has the smallest first ionization energy? A. C B.Na C. Be D. K 2. The effective nuclear charge (Zet) felt by the outermost electrons is the strongest for which of the following elements? A. B B. C C. N D. F 3. Which one of the following ions has the largest radius? A. C C. S2 E.02 B. Kt D. Nat 4. Which one of the following molecules is nonpolar? A. NH3 C....
Which of the following is the strongest acid? Select one: a. HClO3 b. HBrO3 c. HIO3 d. HIO2 e. HClO
Which of the following molecules would be considered the strongest acid? a. NH3 b. SiH4 c. PH3 d. H2Se e. BH3