Statement I : The size decreases as Pb > Pb2+ > Pb4+Statement II : The force of attraction towards nucleus increases as oxidation state of an element increases.
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a
Statement I and Statement II are ture.
b
Statement I is ture and Statement II is false.
c
Statement I is false and Statement II is ture.
d
Statement I and Statement II are false.
answer is A.
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Detailed Solution
As positive charge of the ion increases effective nuclear charge increases, size decreases.