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Benzene
With a formula of C₆H₆, the molecule has a cyclic structure due to it's 6 carbon atoms joined in a ring. It is symmetrically planar (flat) with it's 6 h...

Everything you do in English should be carried out in stages to ensure that you've done it all thoroughly. ​First, when analysing an image, you need to look at the colours. Dark colours tend to represent ...

This type of question can come up in both GCSE and A-Level History papers. Firstly, it is important to show both sides of the argument- you must outline points which both support and thos...

There are a few things to learn about the use of curly arrows. Once you've grasped the basics, though, you'll be able to use them with simplicity and clarity no matter how complicated the mechanism is!...