Question

Give example of
each
mental
& nonmetal
whose valency is 2​

Answer 1

Answer:

"B" element is non-metal with valency 2

Group 16 element for ex. oxygen.

Atomic number - 8

E.C - 2, 6

There are 6e

⊝

s in valence shell, so 2e

⊝

required to complete its octet.

So it accepts 2 electrons i.e. non-metal.

Answer 2

Answer:

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