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Characteristics of s- Block Elements

Most common o...

Question

Most common oxidation states of $C e$ (cerium) are:

+ 2, + 3

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+ 2, + 4

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+ 3, + 4

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+ 3, + 5

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Solution

The correct option is B $+ 3, + 4$
Electronic configuration of Cerium is $[X e] 4 f^{1} 5 d^{1} 6 s^{2}$ and common oxidation states are $+ 3$ and $+ 4$ .

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