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Which of the following statements are no...

Which of the following statements are not correct?

A

A. Calcium peroxide is more stable than magnesium peroxide.

B

B. All elements except Be of Group 2 form monoxide and peroxides.

C

C. All oxides of elements of Group 2 are basic with the exception of BeO which is amphoteric.

D

D. The thermal stability of peroxides of elements of Group 2 decreases on descending the group.

Text Solution

Verified by Experts

The correct Answer is:
A, D
Calcium peroxide is more stable than magnesium peroxide.
The thermal stability of peroxides of elements of Group 2 decreases on descending the group.
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