JAMB - Chemistry (1981 - No. 44)
What happens when the nitrates of potassium, calcium, zinc and copper are separately heated?
All the nitrate will decompose to their respective metals
The nitrates of calcium and potassium will decomposes to their nitrites
Only copper nitrate decomposes to the metal
Only the nitrates of zinc and copper will decompose to their oxides
The nitrates of calcium, zinc and copper decompose to their oxides
Magyarázat
The nitrates of calcium, zinc and copper decompose to their metal oxides