User Blaise

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?

asked Aug 11, 2018 at 13:39

8 votes

1 answer

2k views

Determination of +/- reflections in sigma molecular term symbols

physical-chemistry quantum-chemistry spectroscopy symmetry group-theory

asked Jan 24, 2017 at 22:34

8 votes

2 answers

28k views

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

symmetry group-theory

asked Dec 17, 2016 at 17:12

6 votes

3 answers

2k views

Why does symmetry have to be maintained in molecular orbitals?

bond orbitals molecular-orbital-theory symmetry

asked Jan 20, 2015 at 5:54

6 votes

0 answers

576 views

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

organic-chemistry nomenclature

asked Nov 5, 2017 at 18:22

5 votes

0 answers

734 views

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

organic-chemistry organic-reduction

asked Nov 4, 2018 at 11:36

5 votes

2 answers

581 views

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

experimental-chemistry computational-chemistry spectroscopy molecular-structure

asked May 23, 2016 at 14:59

5 votes

2 answers

1k views

Alternative software for processing Molden files?

computational-chemistry

asked Nov 13, 2016 at 13:40

4 votes

0 answers

142 views

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

physical-chemistry quantum-chemistry spectroscopy

asked Dec 31, 2016 at 16:55

4 votes

0 answers

90 views

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

computational-chemistry density-functional-theory

asked Jun 25, 2017 at 19:57

4 votes

1 answer

977 views

How is adenosine synthesized in biology?

organic-chemistry biochemistry

asked Feb 21, 2016 at 18:00

3 votes

2 answers

846 views

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

coordination-compounds symmetry group-theory

asked Dec 17, 2016 at 21:40

3 votes

1 answer

4k views

Proper disposal of calcium hydride/calcium hydroxide

inorganic-chemistry experimental-chemistry

asked Jun 14, 2017 at 16:09

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]

inorganic-chemistry physical-chemistry

asked Aug 25, 2018 at 17:28

3 votes

1 answer

333 views

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

computational-chemistry

asked Jul 21, 2019 at 16:37

2 votes

0 answers

51 views

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

computational-chemistry

asked Jun 14, 2019 at 15:23

2 votes

2 answers

12k views

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

inorganic-chemistry quantum-chemistry coordination-compounds group-theory

asked Jan 28, 2017 at 23:56

2 votes

1 answer

901 views

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

organic-chemistry inorganic-chemistry coordination-compounds terminology

asked May 6, 2016 at 20:16

1 vote

1 answer

673 views

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

biochemistry food-chemistry

asked Feb 20, 2016 at 1:16

0 votes

1 answer

124 views

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

physical-chemistry computational-chemistry enthalpy

asked Jun 11, 2016 at 19:38

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20 Questions

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

Determination of +/- reflections in sigma molecular term symbols

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

Why does symmetry have to be maintained in molecular orbitals?

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

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

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

Alternative software for processing Molden files?

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

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

How is adenosine synthesized in biology?

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

Proper disposal of calcium hydride/calcium hydroxide

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

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

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

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

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

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

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