Question

( a ) what is non-metals ?
ans : In chemistry, a nonmetal is a chemical element that mostly lacks the characteristics of a metal. Physically, a nonmetal tends to have a relatively low melting point, boiling point, and density. A nonmetal is typically brittle when solid and usually has poor thermal conductivity and electrical conductivity.​

Answer 1

Answer:

i think that is correct

Explanation:

Answer 2

Answer:

(In short) A non - metal is an element that is neither malleable nor ductile, and does not conduct electricity.