Q8 of 28 Page 28

Write the names from the description.

The metalloids in the second and third periods.

Second period and third period contain metalloids which are Boron and Silicon respectively.These are the elements having properties intermediate of metals and non-metals

More from this chapter

All 28 →
8

Write the names from the description.

The family of metals having valency one.

 8

Write the names from the description.

The family of metals having valency two.

 8

Write the names from the description.

Nonmetals in the third period.

 8

Write the names from the description.

Two elements having valency 4.