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Tatai
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5 votes
1 answer
158 views

How can we find the normalised wave function for this particle?

3 votes
0 answers
196 views

What exactly is a photon gas?

3 votes
1 answer
935 views

What are the major products when naphthalene reacts with ethyl chloride in the presence of AlCl₃?

2 votes
0 answers
368 views

Why are colloidal sol particles of acidic dyes negatively charged and basic dyes positively charged, when it should be the other way round?

0 votes
0 answers
534 views

A gaseous mixture contains hydrogen atoms in the 4th excited state and helium ion; spectral lines emitted when all these return to the ground state

1 vote
0 answers
363 views

Why does sulphur exist in two forms in solid state, monoclinic and rhombic? Why in one favoured over another at a certain temperature and pressure?

5 votes
1 answer
404 views

On what basis are the prefixes α and β given to black phosphorus?

3 votes
1 answer
4k views

The melting and boiling point decreases down the group up to group 14 (not including transition metals), but the trend reverses from group 15. Why?

5 votes
0 answers
177 views

What determines the kind of Bravais lattice structure (body-centred cubic, hexagonal, etc) a transition metal shows?

6 votes
2 answers
2k views

Why are there only 14 types of Bravais lattices and not 28 when there are 7 types of unit cells and each can have four variations?

1 vote
1 answer
148 views

How can we predict the formula of a coordination compound by just knowing the ligand and central metal? [closed]