identify the strongest base. A) NH3 B) HCOO- C) CH3- D) OH-
identify the strongest base.
A) NH3
B) HCOO-
C) CH3-
D) OH-
Homework Answers
C) Since CH4 is very stable and so CH3- have a greater tendency to accept a proton and get convert to CH4 to get stablised hence it is the strongest among the listed base.
which is the strongest base AND why CH3-CH-C-OH NH2 2. Which is the strongest base? NH2...
which is the strongest base AND why
CH3-CH-C-OH NH2 2. Which is the strongest base? NH2 ( B NH2 O2N NH2 NO2
which of the following is the strongest nucleophile: A) NH3 B)CH3NH2 C) (CH3)2NH D) (CH3)4N+
which of the following is the strongest nucleophile: A) NH3 B)CH3NH2 C) (CH3)2NH D) (CH3)4N+
(d) Conjugate acid: OH"; conjugate base: H3* (e) None of these 5. Identify the conjugate acid/base...
(d) Conjugate acid: OH"; conjugate base: H3* (e) None of these 5. Identify the conjugate acid/base pairs in the following equation (10) HASO4 + H2O <H2AsO4 + OH (A). HASO. (acid)HAsO4 (base): H2O (acid)/ OH (base) (B). HASO4 (acid)/HASO. (base): H2O (acid)/ OH (base) (C). H2AsO4 (acid)/ OH (base) ; H2O (acid)/HASO4 (base) (D). H AsO4 and H20 (acids): OH and HASO4(bases) (E). None of these 6. Which is an INCORRECT statement?(10) a) The conjugate base of H2O is OH....
QUESTION 8: Which of the following is the weakest base? A. NH3 B. (CH3)3N C. CH3NH2...
QUESTION 8:
Which of the following is the weakest base?
A.
NH3
B.
(CH3)3N
C.
CH3NH2
D.
QUESTION 9:
A compound which is insoluble in water but which dissolves in
dilute hydrochloric acid is
A.
probably an amide
B.
possibly a carboxylic acid
C.
almost certainly an amine
D.
probably neither acidic nor basic
E.
probably an ester
QUESTION 10:
We were unable to transcribe this imageQuestion 10 Which of the following compounds would be the strongest base? III ON...
1. Which one of the following compounds is a Bronsted-Lowry base? a) CH3CO2 b) NH3 c)...
1. Which one of the following compounds is a Bronsted-Lowry base? a) CH3CO2 b) NH3 c) H2SO4 d) HCl e) CH3 2. Which compound do you expect to have the lowest pKa? a) HCl b) NH3 c) CH3CH2OH d) CH4 e) H2SO4 3. Which compound do you expect to have the lowest pKa? a) HCl b) NH3 c) CH3CH2OH d) CH4 e) H2SO4 4) What is the strongest base? a) CH3COOH b) CH3COO- c) CH3CH2OH d) CH3CH2O-
Which species would best act as a Lewis acid? a) BFa c) CH2CI OH O d)...
Which species would best act as a Lewis acid? a) BFa c) CH2CI OH O d) H3C CI b) . Identify the strongest acid. OH OH N c) a) OH OH d) NH2 b) Identify the strongest base. N a) c) NH2 b) d)
Which species would best act as a Lewis acid? a) BFa c) CH2CI OH O d) H3C CI b) . Identify the strongest acid. OH OH N c) a) OH OH d) NH2 b)
Identify the...
b-(CH3)2CHCO3 + CH3CH2CH, OH C-(CH3)2CHCO-180 + CH3CH2CH2OH d- (CH3)-CH-CHO + CHACHACH OH 6. Which of the...
b-(CH3)2CHCO3 + CH3CH2CH, OH C-(CH3)2CHCO-180 + CH3CH2CH2OH d- (CH3)-CH-CHO + CHACHACH OH 6. Which of the following compounds is the most reactive with aqueous base? OCH CH "NH2 7. In a proton NMR, an acid will show a signal at about a-58 b.78
Identify the conjugate base of formic acid (HCOOH) HCOO^- HCOO^-COOH HCOOH_2^+ Complete the balanced equation for the...
Identify the conjugate base of formic acid (HCOOH) HCOO^- HCOO^-COOH HCOOH_2^+ Complete the balanced equation for the reaction that occurs when formic acid (HCOOH) dissolves in water. Please include the state of matter for all chemical species. HCOOH(aq) + H_2O(l)
2. Choose and explain each of the following: a. Strongest Brønsted acid: b. Strongest Brønsted base:...
2. Choose and explain each of the following: a. Strongest Brønsted acid: b. Strongest Brønsted base: NH3 c. Strongest base to BMez: pyridine ᏚbᎻ3 PH; 2-methylpyridine TeH2 SbH 4-methylpyridine 2 DLC
7. a) Identify the conjugate acid-base pairs in the following reaction: NH3(aq) + H O(l) +...
7. a) Identify the conjugate acid-base pairs in the following reaction: NH3(aq) + H O(l) + NHa*(aq) + OH (aq) b) The conjugate acid of HCO3 ? c) The conjugate base of H2PO4? d) Which of the following is not a conjugate acid-base pair? A) NH4+/NH3; B) H30*70H; C) H2SO3/HSO3; D) C2H3027HC2H302; E) All of the above are conjugate acid-base pairs.
which is the strongest base AND why
CH3-CH-C-OH NH2 2. Which is the strongest base? NH2 ( B NH2 O2N NH2 NO2
(d) Conjugate acid: OH"; conjugate base: H3* (e) None of these 5. Identify the conjugate acid/base pairs in the following equation (10) HASO4 + H2O <H2AsO4 + OH (A). HASO. (acid)HAsO4 (base): H2O (acid)/ OH (base) (B). HASO4 (acid)/HASO. (base): H2O (acid)/ OH (base) (C). H2AsO4 (acid)/ OH (base) ; H2O (acid)/HASO4 (base) (D). H AsO4 and H20 (acids): OH and HASO4(bases) (E). None of these 6. Which is an INCORRECT statement?(10) a) The conjugate base of H2O is OH....
QUESTION 8:
Which of the following is the weakest base?
A.
NH3
B.
(CH3)3N
C.
CH3NH2
D.
QUESTION 9:
A compound which is insoluble in water but which dissolves in
dilute hydrochloric acid is
A.
probably an amide
B.
possibly a carboxylic acid
C.
almost certainly an amine
D.
probably neither acidic nor basic
E.
probably an ester
QUESTION 10:
We were unable to transcribe this imageQuestion 10 Which of the following compounds would be the strongest base? III ON...
Which species would best act as a Lewis acid? a) BFa c) CH2CI OH O d) H3C CI b) . Identify the strongest acid. OH OH N c) a) OH OH d) NH2 b) Identify the strongest base. N a) c) NH2 b) d)
Which species would best act as a Lewis acid? a) BFa c) CH2CI OH O d) H3C CI b) . Identify the strongest acid. OH OH N c) a) OH OH d) NH2 b)
Identify the...
b-(CH3)2CHCO3 + CH3CH2CH, OH C-(CH3)2CHCO-180 + CH3CH2CH2OH d- (CH3)-CH-CHO + CHACHACH OH 6. Which of the following compounds is the most reactive with aqueous base? OCH CH "NH2 7. In a proton NMR, an acid will show a signal at about a-58 b.78
Identify the conjugate base of formic acid (HCOOH) HCOO^- HCOO^-COOH HCOOH_2^+ Complete the balanced equation for the reaction that occurs when formic acid (HCOOH) dissolves in water. Please include the state of matter for all chemical species. HCOOH(aq) + H_2O(l)
2. Choose and explain each of the following: a. Strongest Brønsted acid: b. Strongest Brønsted base: NH3 c. Strongest base to BMez: pyridine ᏚbᎻ3 PH; 2-methylpyridine TeH2 SbH 4-methylpyridine 2 DLC
7. a) Identify the conjugate acid-base pairs in the following reaction: NH3(aq) + H O(l) + NHa*(aq) + OH (aq) b) The conjugate acid of HCO3 ? c) The conjugate base of H2PO4? d) Which of the following is not a conjugate acid-base pair? A) NH4+/NH3; B) H30*70H; C) H2SO3/HSO3; D) C2H3027HC2H302; E) All of the above are conjugate acid-base pairs.
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