Reactions+of+metals

=Revision: Reactions of metals=

Some metals are very unreactive: they do not easily take part in chemical reactions For example, platinum does not react with oxygen, even when its heated in the flame of a bunsen burner.

Platinum tinkjewellery.wordpress.com

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But......

Some metals are very reactive: they take part in chemical reactions to make new substances. For example, Magnesium is very reactive and if it is heated in a bunsen burner flame it ignites and burns with a bright white light.

Magnesium reaction with heat bbc.co.uk

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