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Question

Question: Which of the following statements is incorrect?...

Which of the following statements is incorrect?

A

On heating potassium dichromate, the gas evolved is oxygen

B

Compounds of La+3 are diamagnetic

C

Nd+3 has greater tendency to form complex compounds than Eu+3

D

Sm+2 acts as reducing agent

Answer

Nd+3 has greater tendency to form complex compounds than Eu+3

Explanation

Solution

Eu+3 has smaller size than Nd+3. Hence, Eu+3 has greater tendency to form complex than Nd+3.