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Classification of Elements

Quick practice

Question 1 of 5

Which of the following facts is not valid?


A

\mathrm{H}_{2} \mathrm{O} has two lone pairs around the central atom 

B

\mathrm{N}_{2}^+ is Paramagnetic in nature

C

NaCl contains both Covalent and coordinate bonds.

D

Isoelectronic species have the same bond order 

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