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Statement-I: In aqueous solution, compounds of Ce+4  are  powerful oxidizing agents.

Statement-II: Initial members of Lanthanoids resemble calcium in their chemical reactivity

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a
Both statements I and II are correct
b
Statement-I is correct and statement-II is incorrect
c
Statement-I is incorrect and statement-II is correct
d
Both statements I and II are incorrect

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detailed solution

Correct option is A

I) ECe+4/Ce+3o is +1.74V. Ce+4 is a very strong oxidant in aqueous solution. But the rate of reactivity is very slow.II) Initial members of Lanthanoids resemble Calcium in their reactivity.

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