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Top Questions
48
votes
What is resonance, and are resonance structures real?
resonance
valence-bond-theory
asked May 23, 2016 at 17:03
chemistry.stackexchange.com
26
votes
What is Y-aromaticity? Is the trinitromethanide anion aromatic?
organic-chemistry
nitro-compounds
aromaticity
asked Jun 2, 2015 at 16:25
chemistry.stackexchange.com
26
votes
Why are the C-C bonds in benzene closer in length to double bonds than single bonds?
organic-chemistry
bond
aromatic-compounds
resonance
asked Sep 21, 2015 at 17:09
chemistry.stackexchange.com
26
votes
Do vinyl cations adopt a classical or non-classical structure?
organic-chemistry
molecular-structure
carbocation
asked Sep 29, 2015 at 11:38
chemistry.stackexchange.com
16
votes
Exocyclic vs. endocyclic double bonds in E1 elimination
organic-chemistry
reaction-mechanism
stability
asked May 21, 2015 at 18:19
chemistry.stackexchange.com
16
votes
Why are tertiary carbocations so stable?
organic-chemistry
carbocation
hyperconjugation
asked Jan 19, 2016 at 11:50
chemistry.stackexchange.com
13
votes
Purpose of ammine in Tollens' reagent
inorganic-chemistry
reaction-mechanism
redox
coordination-compounds
asked Apr 28, 2015 at 19:29
chemistry.stackexchange.com
11
votes
Clemmensen reduction of 1,3 diketones
organic-chemistry
reaction
synthesis
carbonyl-compounds
asked Apr 15, 2015 at 19:04
chemistry.stackexchange.com
11
votes
Bonding in alkali metal complexes
inorganic-chemistry
bond
coordination-compounds
asked May 4, 2016 at 16:07
chemistry.stackexchange.com
11
votes
Wild camping in the Brecon Beacons
camping
wild-camping
uk
walking
national-park
asked Jul 5, 2015 at 16:24
outdoors.stackexchange.com
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Top Answers
52
A compound that absorbs all visible light
chemistry.stackexchange.com
40
What is resonance, and are resonance structures real?
chemistry.stackexchange.com
40
Can an atom bond with more than 8 other atoms?
chemistry.stackexchange.com
20
Is the Mid-Atlantic Ridge a ridge or a trench?
earthscience.stackexchange.com
19
Is biphenyl considered to be aromatic?
chemistry.stackexchange.com
18
Why are the masses of atoms less than the sum of their subatomic particles?
chemistry.stackexchange.com
16
If we assume the mega impact hypothesis for the formation of Moon, where on Earth is the impact point?
earthscience.stackexchange.com
16
Friedel–Crafts reaction of phenol
chemistry.stackexchange.com
15
What happens if the electronegativity difference is exactly 2.1?
chemistry.stackexchange.com
15
Why is tetramethylsilane (TMS) used as an internal standard in NMR spectroscopy?
chemistry.stackexchange.com
14
Why is europium used in Euro bank notes?
chemistry.stackexchange.com
14
What are the distinguishing features of an "artificial seismic wave" (e.g. a large underground explosion)
earthscience.stackexchange.com
14
How is known that the Earth core is solid?
earthscience.stackexchange.com
14
Why is cyclopentadiene more stable than its aromatic counterpart cyclopentadienyl anion?
chemistry.stackexchange.com
14
Why is meta-nitrophenol less acidic than para-nitrophenol?
chemistry.stackexchange.com
14
Why is tetrafluoromethane non-polar and fluoroform polar?
chemistry.stackexchange.com
13
Why is the South Pole colder than the North Pole?
earthscience.stackexchange.com
13
Why there are no sharp corners in nature?
earthscience.stackexchange.com
12
Origin of Azide's Name
chemistry.stackexchange.com
12
Does sodium form complexes like transition metal ions?
chemistry.stackexchange.com
12
Synthesising Complex Aromatic Compound
chemistry.stackexchange.com
12
Is oxygen the most abundant element on Earth?
earthscience.stackexchange.com
11
Does adsorption violate thermodynamics?
chemistry.stackexchange.com
11
Is pyrite (FeSâ‚‚) an ionic or a covalent compound?
chemistry.stackexchange.com
11
What is the oxidation state of copper and iron in chalcopyrite?
chemistry.stackexchange.com
10
How is the dissolution of acetic acid that makes its aqueous solution a poor electrolyte?
chemistry.stackexchange.com
10
How are the hybrid orbitals of sulfur hexafluoride shaped?
chemistry.stackexchange.com
10
Is it possible to have a diatomic molecule of sodium in gaseous state?
chemistry.stackexchange.com
10
Why doesn't iron(III) iodide exist?
chemistry.stackexchange.com
10
Is there a difference between Density and Specific Gravity?
earthscience.stackexchange.com
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