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Which of the following has the highest f...

Which of the following has the highest first ionisation energy?

A

Li

B

Be

C

B

D

C

Text Solution

Verified by Experts

The correct Answer is:
D
The ionisation energy of `Li, Be, B ` and C is 520, 899, 801, 1086 kJ / mol respectively hence, carbon has highest `IE_1`.
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