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Nilabja
  • Member for 1 year, 2 months
  • Last seen this week
  • Kolkata, West Bengal, India
92 votes
2 answers
36k views

What is Bent's rule?

  • 17.9k
40 votes
2 answers
62k views

Why do SN1 and SN2 reactions not occur at sp2 centres?

38 votes
10 answers
7k views

Why is chemistry unpredictable?

  • 475
27 votes
2 answers
17k views

Why do we get slightly more inversion product than retention product in SN1 reaction?

  • 2,001
25 votes
1 answer
8k views

What does "reaction coordinate" mean? What does it mean when a reaction has TWO reaction coordinates?

  • 1,564
23 votes
3 answers
2k views

Is "Sulfuric acid... makes a poor electrolyte... very little of it will dissociate into ions" really true? What does that actually mean?

  • 6,248
21 votes
2 answers
3k views

How were elements and molecular formulæ determined in the old days?

  • 663
19 votes
3 answers
10k views

Why are pi bonds only formed when sigma bonds are formed?

  • 1,473
16 votes
3 answers
590 views

Why were quasicrystals initially so controversial?

13 votes
0 answers
192 views

Can pi backdonation occur on non-metal centers?

  • 195
13 votes
1 answer
24k views

How to rationalise the planar structre of I2Cl6?

  • 955
13 votes
2 answers
19k views

What is active mass?

11 votes
1 answer
4k views

Birch reduction of anisole

11 votes
2 answers
1k views

Why does gas particle velocity affect rate of effusion?

  • 263
11 votes
1 answer
5k views

Reasons for low melting point of gallium

11 votes
1 answer
14k views

Isomerisation of alkanes under Lewis acidic conditions

  • 3,227
11 votes
1 answer
2k views

Why don't beryllium and magnesium dissolve in ammonia?

10 votes
1 answer
417 views

Why is a conformer of hydrogen peroxide rotationally inactive?

9 votes
2 answers
848 views

Determining if the product would be cis or trans after an anti elimination on fischer projections

8 votes
1 answer
29k views

Why methyl group is 2,4-directing?

  • 207
8 votes
3 answers
234 views

Nucleophilicity of sterically hindered enolates

  • 1,773
8 votes
1 answer
362 views

Can NaH open the epoxide ring to form alcohol? If so, how?

7 votes
1 answer
226 views

Why doesn't NGP happen in the bromination of fumaric acid?

  • 243
7 votes
1 answer
604 views

Electrophillic susbtitution of bromine on styrene and cinnamic acid in the presence of FeBr3, a Lewis acid

6 votes
4 answers
1k views

What's the purpose of significant figures in measurements?

  • 581
6 votes
1 answer
189 views

Why is nitrate anion substituted but bromide anion is not in Von Richter reaction?

6 votes
1 answer
9k views

How to calculate the concentration based on dilution of a stock solution?

  • 77
6 votes
1 answer
3k views

Why can't terminal alkynes take part in Birch reduction?

  • 617
5 votes
0 answers
207 views

Why is there preferential adsorption of a common ion during preparation of colloids by peptization?

5 votes
0 answers
155 views

Analysis of metal carbonyl bonding in Fe(CO)5 using molecular orbitals