Question

Ii) The valency of which the element is zero.
a) lead. b) bromine c) helium. d) nitrogen​

Answer 1

Helium

Step-by-step explanation:

As the elements have the maximum number of electrons in their valence shells (thereby achieving stable duplet and octet configurations), they do not have any tendency to combine with other elements.

Answer 2

Helium, Neon, Radon and Argon have zero valency because they have their outer shell completely filled and are chemically inert gas. Was this answer helpful

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