Sodium metal tarnishes rapidly in the air A vertical column the periodic table is known as a...

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Electrolysis is often used to give metal objects a decorative coating. This is known as electroplating.  1.55 Using electrolysis Electrolysis happens...

 2.23 Activity 3. Aluminium extraction Electr...

More than 75% of the elements in the periodic tabl...

When non-metal atoms bond to other non-metal atoms...

When non-metal atoms bond to other non-metal atoms they share electrons to form covalent bonds. 

When non-metal atoms bond to other non-metal atoms...