Question

Choose the most appropriate answer for each of the following

(a) Which of the following is a covalent compound

(i) Sodium Chloride

(ii) Magnesium chloride

(iii) carbon tetra chloride

(iv) Calcium Chloride

(b) The salt that undergoes photo chemical decomposition

is

(i) Copper sulphate (ii) Zinc carbonate

(iii) Lead bromide (iv) Silver nitrate

(c) With rise in temperature the solubility of sodium chloride

in water

(i) Decreases

(ii) Increases sharply

(iii) Increases and then decreases

(iv) Increases a little

(d) Which metals give hydrogen on reacting with water,

acid & alkali.

(i) Iron (ii) Zinc

(iii) Magnesium (iii) Lead

(e) A substance that does not contain water of

crystallization.

(i) Blue vitriol (ii) Common salt

(iii) Glauber's salt (iv) Washing soda crystal


quik fast ​

Answer 1

Answer:

(A):-Sodium Chloride

(B):-Silver nitrate

(C):-Increases a little

(D):-Zinc

(E):-Common Salt

Explanation:

please mark it as brainliest