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X underset("(Reductive)") overset("Ozono...

`X underset("(Reductive)") overset("Ozonolysis")to Y + Z`
Y can be obtained by Etard's reaction, Z undergoes disproportionation reaction with concentrated alkali. X could be

A

`[Xe[4f^(7)`

B

`[Xe] 4f^(7) 5d^(1)`

C

`[Xe] 4f^(8)`

D

`[Xe] 4f^(7) 5d^(1) 6s^(1)`

Text Solution

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The correct Answer is:
B
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