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Questions  

Select the incorrect statement out of the following

a
The number of electrons shared by an atom when a covalent bond is formed, is called its covalency
b
The number of electrons gained or lost by an atom during the formation of ionic bond is called its electrovalency.
c
Electrovalency can also be taken as the number of unit charges on the ion.
d
A structure has lowest energy, in general, if he atoms have maximum formal charge.

detailed solution

Correct option is D

Minimum formal charge gives maximum stability, i.e., lowest energy.

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