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Explain why transition metal compounds are often coloured in solution.

The valence electrons of transition metals are found in d-orbitals. When the metal ion forms a complex with ligands the d-orbitals split into two different energy levels, and the gap between these levels hap...
PD
Answered by Patrick D. • Chemistry tutor
12232 Views

What is the difference between covalent and dative covalent bonds?

These two types of bonding are very similar and so can easily be confused however this question specifically wants the difference between them. Covalent bonding occurs when a pair of nuclei share a pair of e...
CH
50558 Views

How do I view a historical source?

Break the source down into the content, origin, and purpose. Firstly identify what the source is talking about. Then consider when the source was written and the implications of the time of writing. Finally,...
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Answered by Anna H. • History tutor
3418 Views

What is the difference between Absolutism and Relativism?

Ethical absolutism holds that moral commands are true at all times. This means that they're true in all cultures and situations. Under this view, actions such as murder and stealing are seen as objectively w...
AC
103738 Views

What happens to the melting and boiling points of the halogens as you go down the group?

The boiling points of the elements in Group 7 tend to increase as you go down the group because the molecules get larger and the intermolecular forces get stronger.
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Answered by Rytis B. • Chemistry tutor
10902 Views