Using the Periodic Table
The Structure of Metals
Electrolysis of Lead Bromide
Electrolysis of Lead Bromide (unlabelled)
Potassium is a soft metal that can be cut with a knife.
It is silvery in colour, but oxidises rapidly on contact with air.
On contact with water, potassium reacts explosively, making hydrogen gas and a strong alkaline solution of potassium hydroxide.
The reaction is strongly exothermic, releasing heat, and so ...
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