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10 votes
2 answers
2k views

Is there a physical explanation why benzene's pi molecular orbitals in a Frost circle are degenerate but pyridine's are not?

8 votes
1 answer
2k views

Determination of +/- reflections in sigma molecular term symbols

8 votes
2 answers
28k views

Identifying the C3, C4, S4, and S6 symmetry operations in the Oh point group

6 votes
3 answers
2k views

Why does symmetry have to be maintained in molecular orbitals?

6 votes
0 answers
576 views

Nomenclature explanation for a bicyclic molecule consisting of two fused pyrimidines [closed]

5 votes
0 answers
734 views

Is there an advantage to the Clemmensen or Wolff-Kishner reductions over the Mozingo reaction?

5 votes
2 answers
581 views

What is the correct way to verify a structure's geometry, for example for benzene?

5 votes
2 answers
1k views

Alternative software for processing Molden files?

4 votes
0 answers
142 views

Is there a physical explanation behind the derivation of spectroscopic term symbols?

4 votes
0 answers
90 views

DFT: Can the calculated enthalpy of two systems that aren't isoelectronic be compared?

4 votes
1 answer
977 views

How is adenosine synthesized in biology?

3 votes
2 answers
846 views

Deriving the irreps of the d-orbitals under C3 and S6 operations in octahedral symmetry

3 votes
1 answer
4k views

Proper disposal of calcium hydride/calcium hydroxide

3 votes
1 answer
817 views

Understanding energy level splitting of an octahedral complex from spin-orbit coupling, 1st and 2nd order zeeman effects [closed]

3 votes
1 answer
333 views

Deriving the equations for two-electron integrals in Hartree-Fock theory

2 votes
0 answers
51 views

What kind of algorithm does computational software use to process molecular symmetry?

2 votes
2 answers
12k views

How can the ground state electron configuration for a d3 complex correspond to an F term symbol?

2 votes
1 answer
901 views

What is the difference between a ligand and a co-ligand?

1 vote
1 answer
673 views

Which coloring agents are responsible for the color in red tea and yellow tea?

0 votes
1 answer
124 views

For what is reaction enthalpy more relevant than reaction free energy?