Chemistry In Everyday Life

Step 1: Understanding Chloramine-T.
Chloramine-T (sodium N-chloro-para-toluenesulfonamide) is used as a disinfectant and antiseptic. It is commonly used for water purification and for sanitizing surfaces. Step 2: Analysis of options.
(A) Disinfectant: Correct — Chloramine-T is primarily used as a disinfectant, especially in water treatment.
(B) Antiseptic: While it does have some antiseptic properties, it is more widely known as a disinfectant.
(C) Analgesic: Chloramine-T is not used for pain relief, so this is incorrect.
(D) Antipyretic: Chloramine-T does not have a role in reducing fever, so this is incorrect.
Step 3: Conclusion.
The correct answer is (A) because Chloramine-T is used primarily as a disinfectant.

Step 1: Understanding Hydrazine.
Hydrazine is a chemical compound that is used in the treatment of tuberculosis. It is a precursor for several drugs, including those used for tuberculosis treatment. Step 2: Analysis of options.
(A) Malaria: Hydrazine is not used for the treatment of malaria.
(B) Typhoid: Hydrazine is not used for the treatment of typhoid.
(C) Cholera: Hydrazine is not used for the treatment of cholera.
(D) Tuberculosis: Correct — Hydrazine is used in the treatment of tuberculosis, often in the form of hydrazine derivatives.
Step 3: Conclusion.
The correct answer is (D) because hydrazine is used in the treatment of tuberculosis.

Step 1: Understand the meaning of Antipyretic.
Antipyretic is a substance that reduces fever. It works by lowering the body temperature. Common examples include paracetamol and ibuprofen.
Step 2: Understand the other options.
- Analgesics relieve pain but do not necessarily lower body temperature. - Antibiotics fight bacterial infections but do not directly influence fever. - "None of these" is incorrect because Antipyretic is the correct term.
Final Answer: