Chapter 16: Chemistry in Everyday Life
NCERT Solutions for CBSE Class 10 Chemistry — 16 solved questions with detailed explanations.
Solved Questions
Q1. Aspirin is chemically:
- Acetyl salicylic acid
- Para-aminophenol
- Salicylic acid
- Benzoic acid
Difficulty: Easy · Topic: Drugs
Solution
Aspirin = 2-acetoxybenzoic acid (acetyl salicylic acid). It is an analgesic and antipyretic.
Q2. Soap is a sodium or potassium salt of:
- Mineral acids
- Fatty acids
- Amino acids
- Nucleic acids
Difficulty: Easy · Topic: Cleansing Agents
Solution
Soap = sodium/potassium salts of long-chain fatty acids (e.g., sodium stearate C₁₇H₃₅COONa).
Q3. Aspirin is classified as:
- antihistamine
- antibiotic
- antacid
- analgesic/antipyretic
Difficulty: Easy · Topic: Drugs
Solution
Aspirin is a analgesic/antipyretic.
Q4. Paracetamol is classified as:
- tranquilizer
- antibiotic
- antacid
- analgesic/antipyretic
Difficulty: Easy · Topic: Drugs
Solution
Paracetamol is a analgesic/antipyretic.
Q5. Penicillin is classified as:
- antibiotic
- antacid
- analgesic
- antihistamine
Difficulty: Easy · Topic: Drugs
Solution
Penicillin is a antibiotic.
Q6. Chloramphenicol is classified as:
- antacid
- antibiotic (broad spectrum)
- analgesic
- tranquilizer
Difficulty: Easy · Topic: Drugs
Solution
Chloramphenicol is a antibiotic (broad spectrum).
Q7. Ranitidine is classified as:
- analgesic
- tranquilizer
- antibiotic
- antacid (H₂ blocker)
Difficulty: Easy · Topic: Drugs
Solution
Ranitidine is a antacid (H₂ blocker).
Q8. Chlorpheniramine is classified as:
- antihistamine
- antacid
- analgesic
- antibiotic
Difficulty: Easy · Topic: Drugs
Solution
Chlorpheniramine is a antihistamine.
Q9. Equanil is classified as:
- analgesic
- tranquilizer
- antacid
- antibiotic
Difficulty: Easy · Topic: Drugs
Solution
Equanil is a tranquilizer.
Q10. Bithionol is classified as:
- antiseptic
- analgesic
- disinfectant
- antibiotic
Difficulty: Easy · Topic: Drugs
Solution
Bithionol is a antiseptic.
Q11. Chloroxylenol (Dettol) is classified as:
- antiseptic
- analgesic
- antacid
- tranquilizer
Difficulty: Easy · Topic: Drugs
Solution
Chloroxylenol (Dettol) is a antiseptic.
Q12. Analgesics are used to:
- reduce fever
- reduce inflammation
- relieve pain
- kill bacteria
Difficulty: Easy-Medium · Topic: Chemistry in Everyday Life
Q13. Antibiotics are used to:
- relieve pain
- reduce fever
- kill or inhibit bacteria
- treat allergies
Difficulty: Easy-Medium · Topic: Chemistry in Everyday Life
Solution
kill or inhibit bacteria.
Q14. Antiseptics are applied on:
- non-living surfaces
- air
- food items
- living tissues
Difficulty: Easy-Medium · Topic: Chemistry in Everyday Life
Q15. Disinfectants are applied on:
- food only
- living tissues
- water only
- non-living surfaces
Difficulty: Easy-Medium · Topic: Chemistry in Everyday Life
Solution
non-living surfaces.
Q16. Antacids neutralize:
- saliva pH
- excess stomach acid
- blood pH
- urine pH
Difficulty: Easy-Medium · Topic: Chemistry in Everyday Life
Solution
excess stomach acid.
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