NCERT Solution: Metals and Non-metals

Short Answer Type

Give the formulae of the stable binary compounds that would be formed by the combination of following pairs of elements.

(a) Mg and N2
Ans. Magnesium nitride (Mg3N2)
(b) Li and O2
Ans. Lithium oxide (Li2O)
(c) Al and Cl2
Ans. Aluminum chloride (AlCl3)
(d) K and O2
Ans. Potassium oxide (K2O) 

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