- In this topic there is brief description about acidic and basic substances, different types of acids and bases, special substances called indicator and salts. Uses of some common salts like calcium carbonate, sodium sulphate (washing soda), sodium chloride etc are also discussed.Read More...
Acid, bases and salts Worksheet-1
(A) Acid (B) Base or alkali
(C) Salt (D) All of these
Acid, bases and salts Worksheet-2
(A) Red (B) Blue (C) Green (D) None of these
(A) Common salt solution (B) Tomato juice
(C) Hair shampoo (D) None of theseRead More...
Acid, bases and salts Worksheet-3
(A) Red, blue (B) Blue, red
(A) Synthetic indicator
(B) Natural indicator
(C) Chemicalbut not an indicator
(D) None of these