Question

classify the following reaction into combination;decomposition; displacement and double displacement reaction:-
(1) action of water on quicklime
(2) action of heat on ferrous sulphate crystal
(3) iron nail kept in copper sulphate solution
(4) reaction between Sodium sulphate and Barium Chloride solution.​

Answer 1

Answer:

$3x2147xx(y \div - +$

729×_=

Answer 2

Answer:

action between sodium sulphate and Barium Chloride solution