Question

Statement-1 : Superoxides of alkali metals are paramagnetic.
Statement-2 : Superoxides contain the ion O²⁻ which has
one unpaired electron.

Answer 1

Both assertions and reasons are correct but the statement 2 is not the correct explanation for statement 1.

Explanation:

• Super-oxide of alkali metals are paramagnetic as super-oxide ion O 2 −  has three electron bonds i.e.
• it has one unpaired electron which makes it paramagnetic.
• Both assertions and reasons are correct but the statement 2 is not the correct explanation for statement 1.

Thus statement 1 is correct and statement 2 is wrong.

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