Statement-I: In aqueous solution, compounds of Ce+4 are powerful oxidizing agents.Statement-II: Initial members of Lanthanoids resemble aluminium 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
answer is B.
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Detailed Solution
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.