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Which of the folowing elements form pero...

Which of the folowing elements form peroxides when heated in excess of air?

A

`K`

B

`Na`

C

`Ba`

D

`Ca`

Text Solution

Verified by Experts

The correct Answer is:
B, C, D
`Na+O_(2)rarrNa_(2)O_(2)`
`Ca+O_(2)rarrCaO_(2)`
`Ba+O_(2)rarrBaO_(2)`
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  15. Identify the correct statement(s).

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