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How many protons neutrons and electrons?
What kind of safety equipment should you wear when heating up something
How can you speed up a reaction?
What is water?
a compound,
an element
or a mixture
How many groups are in the periodic table
Why is aluminium in group 3 of the periodic table?
'Aluminium and copper are good conductors of electricity'
STATE one property that makes aluminium more suitable than copper for overhead cables.
