Question

Explain modern concept of acid, base and salt ?​

Answer 1

Explanation:

An acid is defined as a substance whose water solution tastes sour, turns blue litmus red and neutralizes bases. A substance is called base if its aqueous solution tastes bitter, turns red litmus blue or neutralizes acids. Salt is a neutral substance whose aqueous solution does not affect litmus.

Answer 2

ACIDS

1. Acids are sour in taste.

2. Acids turns blue litmus paper red.

3. Release H+ ions when dessolved in water.

4. Acids have pH less than 7.

BASES

1. Bases are bitter in taste.

2. Bases turns red litmus paper blue.

3. Bases release hydroxyl ions (OH-) ions when dessolved in water.

4. Bases have pH more than 7.

SALT

1. Salt is a neutral substance.

2. Salt does not change colours of red and blue litmus.

3. Salt have pH 7.