User permeakra

68 votes

Accepted

Do all salts taste salty?

answered Nov 17, 2014 at 14:02

54 votes

Accepted

Why add water first then acid?

acid-base experimental-chemistry safety

answered Aug 4, 2012 at 12:27

38 votes

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What is the reason for the exceptional stability of the cyclopropylmethyl carbocation?

organic-chemistry stability carbocation

answered Nov 4, 2014 at 23:01

38 votes

Accepted

How can there be decimal subscripts in a molecular formula?

inorganic-chemistry physical-chemistry electrochemistry stoichiometry

answered Nov 20, 2016 at 11:55

26 votes

Do non-redox reactions exist?

redox

answered Oct 16, 2014 at 3:05

25 votes

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Carbon with 5 bonds?

organic-chemistry bond molecular-orbital-theory

answered Jan 26, 2013 at 19:26

24 votes

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Will gaseous ionic compounds be free moving ions?

inorganic-chemistry ions ionic-compounds boiling-point

answered Nov 8, 2012 at 9:18

23 votes

Accepted

Is borazine aromatic?

inorganic-chemistry aromaticity

answered Feb 26, 2018 at 18:35

21 votes

Why do Organolithium or Grignard reagents act as nucleophiles and not as bases with aldehydes and ketones

acid-base carbonyl-compounds reactivity amines organometallic-compounds

answered Jan 26, 2013 at 20:25

21 votes

Accepted

Why is there sulfur in black powder / gun powder?

thermodynamics theoretical-chemistry combustion

answered Aug 17, 2014 at 17:17

20 votes

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Why is boric acid written as B(OH)3 and not H3BO3?

inorganic-chemistry terminology

answered Mar 22, 2017 at 18:26

19 votes

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What is hybridisation of XeF6 in solid state?

inorganic-chemistry halides vsepr-theory

answered Apr 26, 2016 at 6:25

18 votes

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Why is tetraamminecopper(II) a square planar and not a tetrahedral species?

coordination-compounds transition-metals molecular-structure

answered Jul 23, 2015 at 13:33

18 votes

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Why are the C-C bonds in benzene closer in length to double bonds than single bonds?

organic-chemistry bond aromatic-compounds resonance

answered Sep 21, 2015 at 18:49

18 votes

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How does chlorine form more than 1 bond?

inorganic-chemistry bond covalent-compounds

answered Aug 12, 2014 at 20:12

18 votes

Carbon atoms at the edge of a diamond

crystal-structure hybridization

answered Sep 17, 2014 at 21:33

17 votes

Accepted

Do Li4 or Li8 molecules exist?

covalent-compounds valence-bond-theory

answered Mar 17, 2017 at 18:31

17 votes

Acid Accident Treatment

acid-base safety

answered Aug 13, 2015 at 12:00

16 votes

How is it possible to obtain a value of 8/3 as an oxidation state?

oxidation-state

answered Jan 1, 2015 at 13:13

16 votes

Does SiO compound exist?

inorganic-chemistry

answered Jan 1, 2016 at 19:15

16 votes

Why does ethylamine have two infra-red spectra? Are both correct?

organic-chemistry everyday-chemistry experimental-chemistry spectrophotometry ir-spectroscopy

answered Sep 7, 2020 at 20:24

15 votes

Accepted

What is the meaning of the word root "aceto"?

organic-chemistry nomenclature nitriles

answered Mar 25, 2018 at 16:13

14 votes

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Are children's sparklers based on a magnesium reaction?

reaction-mechanism home-experiment

answered Jan 1, 2018 at 14:09

14 votes

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What is the correct Lewis structure of NH3O?

lewis-structure

answered Jan 17, 2016 at 11:48

14 votes

Why is the ortho isomer a major product in the nitration of toluene?

organic-chemistry aromatic-compounds

answered Apr 9, 2017 at 19:29

14 votes

What is the chemistry behind this "petrol from air" technology?

reaction-mechanism synthesis surface-chemistry catalysis green-chemistry

answered Nov 3, 2012 at 13:58

13 votes

Accepted

Why don't the electrons move through the electrolyte (instead of the circuit) in a galvanic cell?

physical-chemistry electrochemistry electrons

answered Nov 28, 2012 at 19:30

13 votes

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Is calcium chloride an acidic or basic salt?

acid-base solutions ionic-compounds

answered May 10, 2019 at 14:02

12 votes

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What is the chemical structure / hybridization of sulfuric acid?

inorganic-chemistry structural-formula molecular-orbital-theory vsepr-theory

answered Aug 27, 2012 at 13:11

12 votes

Accepted

B3LYP Explained

computational-chemistry density-functional-theory

answered Oct 21, 2016 at 22:02

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334 Answers

Do all salts taste salty?

Why add water first then acid?

What is the reason for the exceptional stability of the cyclopropylmethyl carbocation?

How can there be decimal subscripts in a molecular formula?

Do non-redox reactions exist?

Carbon with 5 bonds?

Will gaseous ionic compounds be free moving ions?

Is borazine aromatic?

Why do Organolithium or Grignard reagents act as nucleophiles and not as bases with aldehydes and ketones

Why is there sulfur in black powder / gun powder?

Why is boric acid written as B(OH)3 and not H3BO3?

What is hybridisation of XeF6 in solid state?

Why is tetraamminecopper(II) a square planar and not a tetrahedral species?

Why are the C-C bonds in benzene closer in length to double bonds than single bonds?

How does chlorine form more than 1 bond?

Carbon atoms at the edge of a diamond

Do Li4 or Li8 molecules exist?

Acid Accident Treatment

How is it possible to obtain a value of 8/3 as an oxidation state?

Does SiO compound exist?

Why does ethylamine have two infra-red spectra? Are both correct?

What is the meaning of the word root "aceto"?

Are children's sparklers based on a magnesium reaction?

What is the correct Lewis structure of NH3O?

Why is the ortho isomer a major product in the nitration of toluene?

What is the chemistry behind this "petrol from air" technology?

Why don't the electrons move through the electrolyte (instead of the circuit) in a galvanic cell?

Is calcium chloride an acidic or basic salt?

What is the chemical structure / hybridization of sulfuric acid?

B3LYP Explained