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Chemistry
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Explain, in terms of frequencies, why solutions of transition metal ions are often coloured.

Transition metal ions have partially filled d sub-shells. These shells split into two levels and the electrons in the lower levels can be excited to the higher ones by absorbing an amount of energy equiva...

HD
Answered by Harry D. Chemistry tutor
2822 Views

Name the sub-atomical particles in the nucleus and their relative charges?

protons (+1)

neutrons (0)

MB
Answered by Marie B. Chemistry tutor
2296 Views

Why is Chlorine a gas at room temperature but Sodium Chloride is a solid?

Chlorine is a gas at room temperature due to its structure.  Chlorine is made up of two chlorine atoms, held together by covalent bonds, forming simple covalent molecules.  Whilst the covalent bonds withi...

SV
Answered by Sophie V. Chemistry tutor
32966 Views

What key factors would you use to analyse a high resolution proton NMR spectrum

Fisrt you would use the chemical shift data of the main peaks, this gives you an idea of the chemical environment of the hydrogen atom that caused this peak. A more downfield signal (higher chemical shift...

BS
1688 Views

What is the difference between a Bronsted Lowry acid and a Lewis Acid?

In chemistry there are two distinct theories to explain acid-base reactions; the Bronsted-Lowry and Lewis acid-base theories. The Bronsted-Lowry theory talks about removal or transfer of ...

ME
Answered by Michael E. Chemistry tutor
40029 Views

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