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Which of the following is not correct?...

Which of the following is not correct?

A

`XeO_3` has four `sigma` and four `pi` bonds

B

The hybridisation of Xe in `XeF_4` is `sp^3d^2`

C

Among noble gases, the occurance (percent by weight) of argon is highest in air

D

Liquid helium is used as cryogenic liquid

Text Solution

Verified by Experts

The correct Answer is:
A
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