Question

Statements given below are incorrect . Wite the correct statements : (5 × 1) = (5)

(i) Silicon is a gaseous non metal at room temperature.

(ii) A precipitate is generally known as soluble substance.

(iii) Fe + HCl  FeCl2 + H2 is a balanced equation.

(iv) When an element accepts one electron in its outer shell its valency is +1.

(v) Chlorine gas is used in the manufacture of sulphuric acid.​

Answer 1

Answer:

Silicon is a gaseous non metal at room temperature