- Keneitsino Lydia
- April 14, 2026
Avoid Silly Mistakes: Non Ionic Detergents Fuels MCQs Class 12 Chemistry With Answers Easy Set
The concept of Non Ionic Detergents Fuels MCQs Class 12 Chemistry With Answers Easy Set is essential for understanding detergents and fuels. Non-ionic detergents are those which do not produce ions in aqueous solution. They are widely used in liquid dishwashing and laundry products due to their mild nature and effectiveness even in hard water.
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Non Ionic Detergents Fuels MCQs Class 12 Chemistry With Answers Easy Set:
1. Which among the following detergents is non-ionic in character?
A) Sodium lauryl sulphate
B) Pentaerythritol stearate
C) Cetyl trimethyl ammonium chloride
D) None of these
Answer: B
2. Which of the following is a cationic detergent?
A) Sodium lauryl sulphate
B) Sodium stearate
C) Cetyltrimethyl ammonium bromide
D) Sodium dodecylbenzene sulphonate
Answer: C
3. The artificial sweetener stable at cooking temperature and does not provide calories is:
A) Saccharin
B) Aspartame
C) Sucralose
D) Alitame
Answer: C
4. Bithional is generally added to soaps as an additive to function as an:
A) Buffering agent
B) Antiseptic
C) Softener
D) Dryer
Answer: B
5. The detergent which is used as germicide is:
A) Sodium lauryl sulphate
B) Cetyltrimethyl ammonium chloride
C) Lauryl alcohol ethoxylate
D) Sodium dodecyl benzene sulphonate
Answer: B
6. Which of the following is not used as a gaseous fuel?
A) Gasoline
B) Acetylene
C) Carbon monoxide
D) Methane
Answer: A
7. ‘Natalite’ is used as:
A) Anaesthetic
B) Substitute for petrol
C) Insecticide
D) Preservative
Answer: B
8. Among the fuels given, the fuel with the highest calorific value (kJ/mole) is:
A) H₂ gas
B) CH₄(g)
C) CNG (g)
D) LPG
Answer: A
9. A fuel has the same knocking property as a mixture of 70% isooctane and 30% n-heptane. The octane number is:
A) 100
B) 60
C) 80
D) 70
Answer: D
10. Out of the following fractions of petroleum, the one having the lowest boiling point is:
A) Kerosene oil
B) Diesel
C) Gasoline
D) Heavy oil
Answer: C
11. LPG is a mixture of:
A) CH₄ + C₃H₈
B) C₄H₁₀ + CH₄
C) C₃H₈ + C₄H₁₀
D) C₂H₄ + CH₄
Answer: C
12. The presence of fluoride ion up to 1 ppm in drinking water is:
A) Harmful for teeth
B) Harmful for bones
C) Safe for teeth
D) Safe for bones
Answer: C
13. Petrol for aviation purpose must contain:
A) Straight chain hydrocarbons
B) Aromatic hydrocarbons
C) Olefinic hydrocarbons
D) Highly branched chain paraffins
Answer: D
14. Hybrid rocket propellant consists of:
A) Acrylic rubber and liquid nitrogen tetroxide
B) Polyurethane and ammonium perchlorate
C) Nitroglycerine and nitrocellulose
D) Liquid hydrogen and liquid oxygen
Answer: A
15. Green fuel is obtained from:
A) Bio-waste
B) Metal waste
C) Plastic waste
D) Chemical waste
Answer: A
16. Which compound is present in diesel?
A) Cetane
B) Toluene
C) Cyclopentadienyl manganese carbonyl
D) Isooctane
Answer: A
17. Tetraethyl lead in petrol acts as:
A) Cooling agent
B) Anti-knocking agent
C) Bleaching agent
D) None of these
Answer: B
18. Fuel used in nuclear reactors is:
A) Plutonium
B) Thorium
C) Radium
D) Deuterium
Answer: A
19. Which of the following reactions is used in fuel cells?
A) Cd + Ni(OH)₃ → reaction
B) None of these
C) Fe + O₂ reaction
D) 2H₂ + O₂ → 2H₂O
Answer: D
20. When petroleum is heated gradually, the first vapours evolved are rich in:
A) Kerosene oil
B) Diesel oil
C) Lubricating oil
D) Petroleum ether
Answer: D
21. Which of the following cannot be used as a nuclear fuel?
A) ²³³U
B) ²³⁵U
C) ²³⁹Pu
D) ²³⁸U
Answer: D
22. Match the following:
| List-I | List-II | |
|---|---|---|
| A. Methanoic acid | I. Textile | |
| B. Ethanoic acid | II. Polymer | |
| C. Hexanedioic acid | III. Food preservative | |
| D. Sodium benzoate | IV. Vinegar |
Options:
A) A–I, B–IV, C–II, D–III
B) A–IV, B–II, C–III, D–I
C) A–I, B–IV, C–III, D–II
D) A–I, B–II, C–III, D–IV
Answer: A
Conclusion on Non Ionic Detergents Fuels MCQs Class 12 Chemistry With Answers Easy Set
In conclusion, mastering Non Ionic Detergents Fuels MCQs Class 12 Chemistry With Answers Easy Set is essential for Class 12 Chemistry exams. It provides a strong foundation in everyday chemistry concepts and helps aspirants perform better in both board and competitive exams.