User Charles

32 votes

1 answer

3k views

Unusual Friedel–Crafts alkylation with pivaloyl chloride

asked Oct 5, 2015 at 15:14

18 votes

2 answers

44k views

In Crystal Field Theory what does Δo=10Dq mean?

inorganic-chemistry energy coordination-compounds transition-metals

asked May 12, 2015 at 15:13

14 votes

1 answer

24k views

Mechanism of carboxylic acid and amide dehydration with phosphorus pentoxide

organic-chemistry reaction-mechanism carbonyl-compounds

asked Aug 17, 2015 at 16:40

13 votes

1 answer

9k views

What is the role of NaHSO3 in syn diol formation from alkenes with OsO4?

organic-chemistry reaction-mechanism

asked Jun 4, 2015 at 11:56

10 votes

1 answer

7k views

Why is the less substituted alkene favoured in Hofmann elimination?

organic-chemistry reaction-mechanism

asked Jun 9, 2015 at 12:01

10 votes

1 answer

14k views

Why can't LiAlH4 react with alcohols?

organic-chemistry reaction-mechanism

asked Jul 22, 2015 at 11:13

10 votes

2 answers

5k views

Carbonyl oxygen as nucleophile

organic-chemistry reaction-mechanism carbonyl-compounds hsab

asked Sep 27, 2015 at 14:14

10 votes

1 answer

6k views

Conformations of Cyclohexane

organic-chemistry stereochemistry conformers cyclohexane

asked Jun 16, 2015 at 13:41

10 votes

1 answer

755 views

Benzyne formation with Grignard reagents

organic-chemistry reaction-mechanism aromatic-compounds

asked Jun 30, 2015 at 10:36

9 votes

1 answer

6k views

Are all lattices Bravais lattices?

solid-state-chemistry

asked Apr 10, 2015 at 13:29

9 votes

3 answers

5k views

Can any atom donate more than 1 lone pair as a coordinate bond to the same metal?

bond coordination-compounds

asked Mar 30, 2015 at 9:28

9 votes

2 answers

3k views

Peroxide effect in reagents apart from HBr and CHCl₃

organic-chemistry reaction-mechanism

asked Apr 26, 2015 at 7:26

7 votes

2 answers

749 views

Azo coupling with arenediazonium salts - why isn't nitrogen gas lost?

organic-chemistry aromatic-compounds

asked Sep 8, 2015 at 11:27

6 votes

2 answers

14k views

What is the role of dichloromethane in the ozonolysis / Criegee oxidation?

organic-chemistry reaction-mechanism organic-oxidation

asked Oct 5, 2015 at 11:11

6 votes

2 answers

4k views

Acid-catalysed Reaction of Ketone with Benzene to Make Benzyl Alcohol

organic-chemistry reaction-mechanism

asked Jul 6, 2015 at 11:16

6 votes

3 answers

2k views

Are all deliquescent salts highly soluble?

inorganic-chemistry

asked Apr 17, 2015 at 0:59

5 votes

2 answers

1k views

Pseudochirality with more than two groups on one carbon atom

organic-chemistry stereochemistry chirality

asked Apr 20, 2015 at 15:08

5 votes

1 answer

2k views

Elimination from Vinylic Halides

organic-chemistry reaction-mechanism erratum

asked May 17, 2015 at 14:16

5 votes

1 answer

299 views

Anti elimination from vinylic halides

organic-chemistry reaction-mechanism

asked Jun 11, 2015 at 10:13

5 votes

1 answer

718 views

Why don't periodic acids convert alkenes to 1,2 diols?

organic-chemistry reaction-mechanism alcohols

asked Jul 30, 2015 at 11:54

5 votes

0 answers

456 views

What prevents self-condensation in the Perkin reaction?

organic-chemistry reaction-mechanism

asked Aug 25, 2015 at 12:10

4 votes

1 answer

106 views

Nucleophilic Addition of Hydrohalic Acids

organic-chemistry reaction-mechanism

asked Sep 1, 2015 at 10:25

4 votes

2 answers

8k views

Does fumaric acid form maleic anhydride upon heating?

organic-chemistry cis-trans-isomerism

asked Sep 1, 2015 at 11:02

4 votes

0 answers

349 views

Why does RCN attack the benzene ring in Hoesch Reaction?

organic-chemistry reaction-mechanism

asked Aug 6, 2015 at 10:58

4 votes

1 answer

2k views

What Affects Tm and Tr In Chromatography?

analytical-chemistry

asked Aug 24, 2015 at 14:30

4 votes

3 answers

12k views

Why can't a primary cell be recharged?

electrochemistry

asked May 13, 2015 at 16:26

4 votes

1 answer

2k views

Why can Grignard's Reagent be stored in ether? [duplicate]

organic-chemistry

asked Jun 30, 2015 at 10:40

2 votes

1 answer

6k views

High or low spin complex of Zn2+ and Ti3+

coordination-compounds

asked Apr 24, 2015 at 15:51

2 votes

1 answer

336 views

If Gibbs energy of activation is positive, how is the change to the transition state possible?

thermodynamics free-energy transition-state-theory

asked Mar 23, 2015 at 10:23

2 votes

1 answer

659 views

Equilibrium Constant and Surface Area

equilibrium

asked Apr 4, 2015 at 2:34

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36 Questions

Unusual Friedel–Crafts alkylation with pivaloyl chloride

In Crystal Field Theory what does Δo=10Dq mean?

Mechanism of carboxylic acid and amide dehydration with phosphorus pentoxide

What is the role of NaHSO3 in syn diol formation from alkenes with OsO4?

Why is the less substituted alkene favoured in Hofmann elimination?

Why can't LiAlH4 react with alcohols?

Carbonyl oxygen as nucleophile

Conformations of Cyclohexane

Benzyne formation with Grignard reagents

Are all lattices Bravais lattices?

Can any atom donate more than 1 lone pair as a coordinate bond to the same metal?

Peroxide effect in reagents apart from HBr and CHCl₃

Azo coupling with arenediazonium salts - why isn't nitrogen gas lost?

What is the role of dichloromethane in the ozonolysis / Criegee oxidation?

Acid-catalysed Reaction of Ketone with Benzene to Make Benzyl Alcohol

Are all deliquescent salts highly soluble?

Pseudochirality with more than two groups on one carbon atom

Elimination from Vinylic Halides

Anti elimination from vinylic halides

Why don't periodic acids convert alkenes to 1,2 diols?

What prevents self-condensation in the Perkin reaction?

Nucleophilic Addition of Hydrohalic Acids

Does fumaric acid form maleic anhydride upon heating?

Why does RCN attack the benzene ring in Hoesch Reaction?

What Affects Tm and Tr In Chromatography?

Why can't a primary cell be recharged?

Why can Grignard's Reagent be stored in ether? [duplicate]

High or low spin complex of Zn2+ and Ti3+

If Gibbs energy of activation is positive, how is the change to the transition state possible?

Equilibrium Constant and Surface Area