User John Hon

43

votes

5

answers

10k

views

Fundamental forces behind covalent bonding

May 14 '17 at 12:45 Swedish Architect 1,393

36

votes

2

answers

252k

views

Difference between shells, subshells and orbitals

quantum-chemistry electrons electronic-configuration orbitals

Sep 5 '15 at 7:58 Community♦ 1

31

votes

4

answers

28k

views

What is the difference between ∆G and ∆G°?

thermodynamics equilibrium free-energy

Sep 6 '18 at 7:15 orthocresol♦ 55.9k

26

votes

4

answers

6k

views

Why don't equivalent hydrogens cause splitting in NMR?

physical-chemistry quantum-chemistry spectroscopy nmr-spectroscopy

Apr 8 '17 at 23:07 orthocresol♦ 55.9k

17

votes

3

answers

45k

views

Why there is no change in water level when salt is added?

everyday-chemistry water aqueous-solution solutions

Oct 25 '17 at 17:10 Jesus of chemistry 1

16

votes

1

answer

2k

views

Quadrupole moment of a molecule

physical-chemistry polarity

Mar 20 '19 at 10:04 Martin - マーチン♦ 39.6k

15

votes

1

answer

3k

views

Why six C atoms are usually seen in cyclic compounds?

organic-chemistry molecules atoms energy stereochemistry

Oct 15 at 16:16 Community♦ 1

14

votes

1

answer

10k

views

Why are 7-membered rings less likely to form than 5- and 6- membered rings?

organic-chemistry stability

May 10 '18 at 13:25 Gaurang Tandon 8,026

12

votes

1

answer

12k

views

What makes trans fats more harmful than saturated ones?

organic-chemistry food-chemistry fats

Apr 4 '19 at 17:03 Walter 1

12

votes

4

answers

6k

views

Why is absorbance spectrum continuous and not quantized?

organic-chemistry analytical-chemistry photochemistry

Nov 2 '16 at 23:29 porphyrin 23.9k

11

votes

2

answers

4k

views

Is the Gibbs standard free energy always constant?

thermodynamics equilibrium biochemistry energy free-energy

Jun 5 '17 at 12:04 orthocresol♦ 55.9k

8

votes

1

answer

4k

views

The instability of hydrated carbon dioxide or “carbonic acid”

inorganic-chemistry reaction-mechanism

Apr 26 '15 at 16:20 Community♦ 1

7

votes

2

answers

71k

views

Why don't polar and non-polar compounds dissolve each other?

solubility polarity dipole

Oct 2 '15 at 14:20 Community♦ 1

6

votes

1

answer

2k

views

Why alcohols don't behave as acids?

organic-chemistry acid-base

Oct 17 '15 at 14:17 ron 78.1k

6

votes

1

answer

6k

views

Do weak acid/weak base neutralisation reactions go to completion?

acid-base equilibrium

Sep 7 '18 at 21:52 Community♦ 1

4

votes

3

answers

4k

views

Intermolecular forces in secondary amines compared to primary amines

organic-chemistry intermolecular-forces amines

Oct 13 '15 at 13:45 Jan 59k

4

votes

2

answers

76k

views

Why are metal oxides basic and non-metals' acidic or neutral

acid-base

Oct 9 '15 at 22:10 Community♦ 1

4

votes

1

answer

6k

views

If double and triple bonds are stronger than single bonds then why are unsaturated hydrocarbons less stable than saturated hydrocarbons?

organic-chemistry bond

Mar 26 '18 at 1:46 Gaurang Tandon 8,026

4

votes

4

answers

21k

views

Why is it important that glucose’s third OH group points to the left?

stereochemistry carbohydrates

Oct 7 at 18:44 Community♦ 1

3

votes

1

answer

869

views

Naming a hexasubstituted benzene ring

organic-chemistry nomenclature aromatic-compounds

Jun 23 '18 at 12:59 Community♦ 1

2

votes

2

answers

110

views

Why does heating an atom make it emit certain frequencies? [closed]

quantum-chemistry electrons

Oct 23 '19 at 17:33 matt_black 26.8k

2

votes

2

answers

2k

views

Why are catabolic reactions exergonic and anabolic reactions endergonic?

thermodynamics energy entropy

Oct 26 at 9:07 shushututunao 21

1

vote

1

answer

23k

views

Reaction between sodium carbonate and water

home-experiment

Apr 8 '16 at 12:45 julien 686

-3

votes

2

answers

30k

views

Which is more reactive among alkane, alkene and alkyne? [closed]

organic-chemistry reaction-mechanism

Mar 24 '17 at 21:07 Wrichik Basu 340

Stack Exchange Network

current community

your communities

more stack exchange communities

Next privilege

Next badge

24 Bookmarks

Fundamental forces behind covalent bonding

Difference between shells, subshells and orbitals

What is the difference between ∆G and ∆G°?

Why don't equivalent hydrogens cause splitting in NMR?

Why there is no change in water level when salt is added?

Quadrupole moment of a molecule

Why six C atoms are usually seen in cyclic compounds?

Why are 7-membered rings less likely to form than 5- and 6- membered rings?

What makes trans fats more harmful than saturated ones?

Why is absorbance spectrum continuous and not quantized?

Is the Gibbs standard free energy always constant?

The instability of hydrated carbon dioxide or “carbonic acid”

Why don't polar and non-polar compounds dissolve each other?

Why alcohols don't behave as acids?

Do weak acid/weak base neutralisation reactions go to completion?

Intermolecular forces in secondary amines compared to primary amines

Why are metal oxides basic and non-metals' acidic or neutral

If double and triple bonds are stronger than single bonds then why are unsaturated hydrocarbons less stable than saturated hydrocarbons?

Why is it important that glucose’s third OH group points to the left?

Naming a hexasubstituted benzene ring

Why does heating an atom make it emit certain frequencies? [closed]

Why are catabolic reactions exergonic and anabolic reactions endergonic?

Reaction between sodium carbonate and water

Which is more reactive among alkane, alkene and alkyne? [closed]