Question

The metalloids in the second and third periods. Write the names from the description

Answer 1

The metalloids list in the third period includes the elements lying between metals and non metals.

Metalloid in the third period is called silicon with 14 as atomic number. In addition, the second round contains boron as metalloid and goes a long way in delivering sterling results to the users.

Silicon exists in crystalline form, therefore it is not only hard and brittle. The metalloid is used for various purposes across different applications.

Answer 2

hey here is your answer....

the metalloids in the second and third period is Boron and silicon.