Question

Acids react with bases to form salt and water is called a neutralization reaction. It has a wide range of applications in our daily life. Read the following situations and identify A, B, and C. I. A farmer was unhappy because of his low crop yield. He discussed the problem with an agricultural scientist and realized that the soil of his field was acidic. The scientist asked the farmer to use ---A---to neutralize the soil. II. While playing in the yard, Remya was stung by a wasp. Her mother rubbed with the affected area with moist -----B-------which was available in her kitchen. III. While climbing on the mango tree to pluck the ripened mangoes, a nest of weaver ant falls on Jiju’s neck. He tried to throw it away. However, a few ants bit on his neck and he felt slight pain. This is because the ants inject ------C--- into the skin.

a) A- quick lime B – baking soda C- formic acid
(b) A- lime water B- washing soda C- acetic acid
(c) A- soda lime B- caustic soda C- oxalic acid
(d) A- lime juice B- Soda ash C- tartaric acid​

Answer 1

Answer:

a) A- quick lime B – baking soda C- formic acid

Explanation:

• since the farmers land was found acetic , it has to be treated with base and calcium oxide commonly known as quick lime is used to treat it.
• the sting of wasp is usually acetic and to neutralize it basic baking soda can be used.
• similarly ants contain an acid called formic acid which causes itching when it bites us.