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5 answers
48 votes
81k views
21 bookmarks
Why does bond angle decrease in the order H2O, H2S, H2Se?
1 answer
34 votes
33k views
18 bookmarks
Is the ammonium substituent (-NH3+) really meta-directing in electrophilic substitution?
1 answer
25 votes
20k views
8 bookmarks
Is cyclobutadiene antiaromatic?
3 answers
22 votes
44k views
10 bookmarks
What is the origin of the differences between the MO schemes of O₂ and N₂?
2 answers
22 votes
6k views
6 bookmarks
Why are atoms with eight electrons in the outer shell extremely stable?
2 answers
21 votes
29k views
4 bookmarks
Clemmensen reduction vs. Wolff-Kishner reduction
1 answer
20 votes
3k views
9 bookmarks
Why is proton transfer so fast?
1 answer
16 votes
15k views
6 bookmarks
What is the mechanism of the Clemmensen reduction?
1 answer
16 votes
12k views
3 bookmarks
Is cyclopentadiene or cycloheptatriene more acidic?
1 answer
15 votes
34k views
4 bookmarks
Reaction mechanism for reduction of nitrobenzene to aniline in catalytic and acidic media
4 answers
13 votes
10k views
6 bookmarks
Why can't alcohols form hydrogen-bonded dimers like carboxylic acids?
2 answers
12 votes
27k views
5 bookmarks
Why is the lone pair of pyridine's nitrogen atom not part of the aromatic ring?
1 answer
11 votes
5k views
3 bookmarks
Electrophilic substitution on disubstituted benzene rings
2 answers
11 votes
60k views
9 bookmarks
why are lp-lp repulsions greater than bp-lp and bp-bp?
4 answers
10 votes
728 views
8 bookmarks
Most favorable position of attack of an electrophile on 4-trifluoromethyl-1,2-diphenylbenzene
2 answers
9 votes
11k views
2 bookmarks
Does Friedel-Crafts reaction fail with benzoic acid?
2 answers
5 votes
5k views
3 bookmarks
Heating of Ethers with HI and Cleavage of Ethers
3 answers
5 votes
451 views
2 bookmarks
Synthesing tetrahydropyran from ethylene oxide
2 answers
5 votes
6k views
3 bookmarks
Do lone pairs contribute towards the pi electron count of heterocycles?
2 answers
4 votes
6k views
4 bookmarks
Ranking order of nucleophilicity
2 answers
3 votes
535 views
1 bookmarks
Recognising a rate-determining step in E1
1 answer
3 votes
1k views
1 bookmarks
Does ionization energy have anything to do with how reactive an element is?
1 answer
2 votes
150 views
1 bookmarks
Why is methyl parathion less toxic than ethyl parathion?
0 answers
2 votes
115 views
1 bookmarks
Hyperconjugation and inductive effect on carbocations
1 answer
2 votes
2k views
1 bookmarks
acid-catalyzed ring opening of epoxide
1 answer
1 vote
17k views
7 bookmarks
sp² hybridized orbital
1 answer
1 vote
38k views
3 bookmarks
Halogenation of Phenol
0 answers
1 vote
41 views
1 bookmarks
How to know whether a molecule is 'stabilized'
1 answer
0 votes
642 views
2 bookmarks
Formation of Acetal from Hemiacetal?
2 answers
0 votes
151 views
1 bookmarks
Hydride shift and Ring Expansion