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35 Questions

Views Newest Activity Votes

votes

answers

42k

views

How can one explain niobium’s weird electronic configuration?

electronic-configuration transition-metals

Aug 22 at 15:31 shibu sarkar 1

votes

answers

views

Striking examples where Kohn-Sham orbitals clearly have no physical meaning

computational-chemistry orbitals density-functional-theory

Dec 14 '15 at 12:21 It's Over 9,296

votes

answers

51k

views

What makes some metals melt at higher temperature?

melting-point metal

Dec 24 at 7:10 Mathew Mahindaratne 14.1k

votes

answers

views

Is activated carbon classified as organic or inorganic?

organic-chemistry inorganic-chemistry nomenclature terminology

Nov 1 '17 at 9:47 aventurin 6,310

votes

answers

859

views

What's a minimal yet chemically-meaningful kinetic system for an oscillating reaction?

kinetics theoretical-chemistry

Aug 17 '18 at 20:49 Loong♦ 38.4k

votes

answer

views

Why did the Rio 2016 pool water turn green?

everyday-chemistry aqueous-solution ph

Dec 15 '16 at 4:31 Melanie Shebel♦ 5,953

votes

answer

views

Why do people often capitalize element names?

elements

Dec 11 '13 at 22:10 G M 7,727

votes

answers

views

What software can calculate aqueous solution equilibria?

equilibrium software aqueous-solution acid-base

Jul 11 '16 at 21:43 Community♦ 1

votes

answers

views

Are there any ionic amorphous solids?

solid-state-chemistry ionic-compounds

Dec 15 '14 at 10:32 Community♦ 1

votes

answers

views

Why don't trigonal S and P compounds undergo inversion at room temperature?

stereochemistry

Feb 2 '17 at 1:05 Loong♦ 38.4k

votes

answer

31k

views

How does adding lemon juice to sugar make better caramel?

everyday-chemistry acid-base food-chemistry

Nov 12 '14 at 4:47 Community♦ 1

votes

answers

views

What open-source software can produce 3D PDF representation of molecules?

software

Sep 29 '14 at 14:35 Community♦ 1

votes

answer

views

What dictates the lifetime of a solvated electron in a given solvent?

solvents stability

May 20 '15 at 12:02 Loong♦ 38.4k

votes

answer

views

How are non-carbon stereogenic centers named (S/R)?

nomenclature stereochemistry

May 18 '12 at 12:13 Community♦ 1

votes

answers

views

Why is slush hydrogen at the triple point?

thermodynamics hydrogen

Dec 19 at 0:28 Mathew Mahindaratne 14.1k

votes

answer

944

views

Naming of quantum chemistry basis sets

computational-chemistry basis-set quantum-chemistry

Oct 30 '13 at 0:01 LordStryker 4,364

votes

answers

759

views

Should one pronounce “periodic” the same in “periodic acid” and “periodic table”?

terminology

Nov 8 '17 at 13:15 Jan 55.2k

votes

answer

views

Are Pulay forces expensive to compute?

computational-chemistry basis-set

Jun 18 '12 at 13:15 Community♦ 1

votes

answers

views

How does one recognized Td/Oh symmetry in molecules?

symmetry group-theory

Jun 12 '14 at 8:45 Martin - マーチン♦ 37.3k

votes

answer

views

What's the chemical nature of a dishwasher's rinsing agent?

everyday-chemistry water surfactants

Nov 8 '18 at 21:22 Bryan A T. 1

votes

answer

139

views

Heaviest atom with which chemistry has been performed?

transuranic-elements

Aug 9 '16 at 13:34 DavePhD 36.7k

votes

answer

356

views

What is ideal water hardness for brewing coffee?

everyday-chemistry extraction

Jun 3 '17 at 0:55 airhuff 15.6k

votes

answer

387

views

Efficiency of various Ewald-type schemes for the summation of electrostatic interactions

computational-chemistry

Jul 22 '13 at 21:45 CTKlein 462

votes

answers

338

views

Are all cubic point groups encountered?

symmetry

Jul 21 '13 at 17:28 Community♦ 1

votes

answer

234

views

How can one synthesise a conjugated alkyne chain?

synthesis

Jul 2 at 9:18 andselisk♦ 27.7k

votes

answer

296

views

Rotation energy barrier for carboxypyrazolate

conformers energy

Oct 30 '14 at 16:31 ron 74.9k

votes

answer

772

views

Are these two space groups in a group–subgroup relationship?

crystal-structure symmetry group-theory

Sep 17 '13 at 1:01 jonsca♦ 2,764

votes

answers

285

views

Computational methods to obtain relative energies of electronic configurations of atoms

computational-chemistry atoms electronic-configuration

Aug 12 '16 at 13:57 Community♦ 1

votes

answers

979

views

Z-matrix of a series of 5 colinear atoms

theoretical-chemistry

Jun 8 '12 at 2:36 Daniel 9

votes

answers

views

Cyclic polyynes

organic-chemistry synthesis

Jul 3 at 18:57 Waylander 9,243

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35 Questions

How can one explain niobium’s weird electronic configuration?

Striking examples where Kohn-Sham orbitals clearly have no physical meaning

What makes some metals melt at higher temperature?

Is activated carbon classified as organic or inorganic?

What's a minimal yet chemically-meaningful kinetic system for an oscillating reaction?

Why did the Rio 2016 pool water turn green?

Why do people often capitalize element names?

What software can calculate aqueous solution equilibria?

Are there any ionic amorphous solids?

Why don't trigonal S and P compounds undergo inversion at room temperature?

How does adding lemon juice to sugar make better caramel?

What open-source software can produce 3D PDF representation of molecules?

What dictates the lifetime of a solvated electron in a given solvent?

How are non-carbon stereogenic centers named (S/R)?

Why is slush hydrogen at the triple point?

Naming of quantum chemistry basis sets

Should one pronounce “periodic” the same in “periodic acid” and “periodic table”?

Are Pulay forces expensive to compute?

How does one recognized Td/Oh symmetry in molecules?

What's the chemical nature of a dishwasher's rinsing agent?

Heaviest atom with which chemistry has been performed?

What is ideal water hardness for brewing coffee?

Efficiency of various Ewald-type schemes for the summation of electrostatic interactions

Are all cubic point groups encountered?

How can one synthesise a conjugated alkyne chain?

Rotation energy barrier for carboxypyrazolate

Are these two space groups in a group–subgroup relationship?

Computational methods to obtain relative energies of electronic configurations of atoms

Z-matrix of a series of 5 colinear atoms

Cyclic polyynes