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Chemistry
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Explain the physical properties of metals

Metals have a number of physical properties which make them useful to us in society, and which you will be familiar with from everyday experience. By considering the structure and bonding of metals whi...

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Answered by Michael L. Chemistry tutor
24470 Views

How does a mass spectrometer work?

A mass spectrometer is an important analytical instrument which scientists can use to identify the amount and type of different chemicals in a substance. In this explanation I’ll go through how the mas...

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Answered by Michael L. Chemistry tutor
80756 Views

Types of chemical bonds

Ionic bond- this is an electrostatic force of attraction between two oppositely charged ions, i.e. a positively charged ion and a negatively charged ion. 

Covalen...

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Answered by Lizzie B. Chemistry tutor
15135 Views

What is a mole and why is it useful?

Molecules are very small, much smaller than we can see with our eyes. For this reason, we can’t simply just count the number of molecules in a sample by looking at it. Even if we could, there are so ma...

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Answered by William M. Chemistry tutor
8387 Views

What are Oxidation and Reduction?

Oxidation and Reduction forms the basis of Redox reactions - where electrons are exchanged between reactants to form new products.

Oxidation is the LOSS ...

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Answered by Calum L. Chemistry tutor
6027 Views

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