Magnesium can replace ….. In its salt solution

Clear limewater turbids on passing …. Gas through it

On heating copper sulphate a ….. Color is formef

Double substitution reactions between two salt solutions are accompanied by formation of…..

Active metals react with water as they substitute hydrogen of water forming….. And hydrogen gas evolves

Chlorine atom changes into chloride ion when it loses an electron

Oxidation and reduction process are separated processes

In the reaction of hydrogen and copper oxide , hydrogen undergoes ….. process

During …. reactions , the compound is decomposed by heat into its simple components