Q8 of 28 Page 28

Write the names from the description.

Nonmetals in the third period.

Non-Metals present in 3rd Period are :- Phosphorous, Chlorine and Sulfur

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The family of metals having valency one.

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The family of metals having valency two.

 8

Write the names from the description.

The metalloids in the second and third periods.

 8

Write the names from the description.

Two elements having valency 4.