Out of ozone, phosphorus, sulphur and krypton, the elements having the lowest and highest atomicities are respectively :
(a) sulphur and krypton (b) krypton and ozone (c) phosphorus and sulphur (d) krypton and sulphur
Correct Answer: (d) krypton and sulphur
Explanation: Out of ozone, phosphorus, sulphur and krypton, krypton has the lowest atomicity and sulphur the highest.
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