MCQs of carbon and its compounds: following are the questions regarding topic
1.Which of coming up next is the least difficult hydrocarbon?
a) Methane
b) Ethane
c) Propane
d) Butane
Ans: a) Methane
2. What is the atomic equation of benzene?
a) C6H6
b) C5H12
c) C8H10
d) C7H16
Ans: a) C6H6
3. Which of coming up next is a useful gathering present in alcohols?
a) – Gracious
b) – COOH
c) – CHO
d) – NH2
Ans: a) – Gracious
4. Which of coming up next is an illustration of an unsaturated hydrocarbon?
a) Methane
b) Ethane
c) Ethene
d) Propane
Ans: c) Ethene
5. Which of coming up next is an illustration of a fragrant compound?
a) Ethanol
b) Acidic corrosive
c) Benzene
d) Butane
Ans: c) Benzene
6. Which of coming up next is a property of alkenes?
a) They are soaked hydrocarbons
b) They have a triple connection between carbon molecules
c) They are less receptive than alkanes
d) They go through expansion responses
Ans: d) They go through expansion responses
7. What is the overall recipe for alkanes?
a) CnH2n
b) CnH2n+1
c) CnHn+2
d) CnH2n-2
Ans: b) CnH2n+1
8. Which of coming up next is a property of carboxylic acids?
a) They have a sweet smell
b) They are solid diminishing specialists
c) They contain a carboxyl gathering (- COOH)
d) They have high solvency in nonpolar solvents
Ans: c) They contain a carboxyl gathering (- COOH)
9. What is the utilitarian gathering present in esters?
a) – Gracious
b) – COOH
c) – CHO
d) – COO
Ans: d) – COO
10. Which of coming up next is an illustration of a polymer?
a) Methanol
b) Ethanol
c) Polyethylene
d) Ethanoic corrosive
Ans: c) Polyethylene
11. What is the atomic equation of propane?
a) C2H4
b) C2H6
c) C3H6
d) C3H8
Ans: d) C3H8
12. What is the name of the useful gathering present in ketones?
a) – Gracious
b) – COOH
c) – CHO
d) – C=O
Ans: d) – C=O
13. Which of coming up next is a property of aldehydes?
a) They have a carbonyl gathering (- C=O) toward the finish of the carbon chain
b) They have a carbonyl gathering (- C=O) in the carbon chain
c) They are profoundly solvent in water
d) They don’t respond with nucleophiles
Ans: a) They have a carbonyl gathering (- C=O) toward the finish of the carbon chain
14. Which of coming up next is an illustration of an isomer?
a) Methane and ethane
b) Ethane and ethene
c) Ethene and propene
d) Propanol and propanone
Ans: d) Propanol and propanone
15. What is the name of the interaction by which alcohols are changed over into aldehydes or ketones?
a) Decrease
b) Oxidation
c) Replacement
d) Expansion
Ans: b) Oxidation
16. Which of coming up next is an illustration of an unsaturated fat?
a) Palmitic corrosive
b) Stearic corrosive
c) Oleic corrosive
d) Myristic corrosive
Ans: c) Oleic corrosive
17. What is the name of the cycle by which alkenes are changed over into alkanes?
a) Hydrogenation
b) Oxidation
c) Decrease
d) Replacement
Ans: a) Hydrogenation
18. Which of coming up next is a property of amines?
a) They contain a carboxyl gathering (- COOH)
b) They have a nitrogen particle clung to a carbon iota
c) They are acidic in nature
d) They don’t respond with acids or bases
Ans: b) They have a nitrogen iota clung to a carbon particle
19. Which of coming up next is a property of polymers?
a) They are little particles
b) They are comprised of rehashing units
c) They have low atomic loads
d) They are not utilized in that frame of mind of plastics
Ans: b) They are comprised of rehashing units
20. What is the name of the cycle by which alcohols are changed over into alkenes?
a) Parchedness
b) Hydrolysis
c) Oxidation
d) Decrease
Ans: a) Lack of hydration
21. Which of coming up next is an illustration of an aliphatic compound?
a) Benzene
b) Toluene
c) Methane
d) Phenol
Reply: c) Methane
22. What is the sub-atomic recipe of ethyne?
a) C2H2
b) C2H4
c) C3H6
d) C3H8
Reply: a) C2H2
23. What is the name of the useful gathering present in carboxylic acids?
a) – Gracious
b) – COOH
c) – CHO
d) – C=O
Reply: b) – COOH
24. Which of coming up next is an illustration of a sweet-smelling hydrocarbon?
a) Ethanol
b) CH3)2CO
c) Toluene
d) Butene
Reply: c) Toluene
25. What is the name of the interaction by which alkanes are changed over into halogenated hydrocarbons?
a) Hydrogenation
b) Halogenation
c) Oxidation
d) Decrease
Reply: b) Halogenation
26. Which of coming up next is a property of alcohols?
a) They are powerless acids
b) They are not solvent in water
c) They don’t go through burning responses
d) They don’t respond with acids or bases
Reply: a) They are powerless acids
27. What is the name of the interaction by which aldehydes and ketones are diminished to alcohols?
a) Hydrogenation
b) Oxidation
c) Decrease
d) Replacement
Reply: c) Decrease
28. Which of coming up next is a property of esters?
a) They have a sharp taste and scent
b) They are solid diminishing specialists
c) They contain a carboxyl gathering (- COOH)
d) They have wonderful fruity smells
Reply: d) They have wonderful fruity smells
29. What is the name of the interaction by which alkenes are changed over into dihaloalkanes?
a) Halogenation
b) Hydrogenation
c) Oxidation
d) Decrease
Reply: a) Halogenation
30. Which of coming up next is an illustration of an amino corrosive?
a) Glucose
b) Lactose
c) Alanine
d) Glycerol
Reply: c) Alanine
31. What is the sub-atomic equation of butene?
a) C2H4
b) C3H6
c) C4H6
d) C4H8
Reply: c) C4H6
32. Which of coming up next is an illustration of a practical isomer?
a) Butane and butene
b) Ethanol and ethanoic corrosive
c) Ethene and propene
d) Propanol and propanone
Reply: b) Ethanol and ethanoic corrosive
33. What is the name of the practical gathering present in amines?
a) – Gracious
b) – COOH
c) – NH2
d) – C=O
Reply: c) – NH2
34. Which of coming up next is an illustration of a cyclic hydrocarbon?
a) Ethane
b) Benzene
c) Butane
d) Pentane
Reply: b) Benzene
35. What is the name of the interaction by which alkenes are changed over into alcohols?
a) Hydrogenation
b) Oxidation
c) Decrease
d) Replacement
Reply: b) Oxidation
36. Which of coming up next is a property of carboxylic acids?
a) They have a carbonyl gathering (- C=O) toward the finish of the carbon chain
b) They are profoundly dissolvable in water
c) They are feeble bases
d) They don’t respond with nucleophiles
Reply: b) They are profoundly dissolvable in water
37. What is the name of the cycle by which alkanes are changed over into alkenes?
a) Hydrogenation
b) Oxidation
c) Decrease
d) Dehydrogenation
Reply: d) Dehydrogenation
38. Which of coming up next is a property of alkenes?
a) They have a triple connection between two carbon iotas
b) They don’t go through ignition responses
c) They are solid acids
d) They have higher edges of boiling over than alkanes
Reply: d) They have higher limits than alkanes
39. What is the name of the interaction by which aldehydes are changed over into alcohols?
a) Hydrogenation
b) Oxidation
c) Decrease
d) Replacement
Reply: c) Decrease
40. Which of coming up next is an illustration of a sugar?
a) Glucose
b) Proline
c) Serine
d) Valine
Reply: a) Glucose
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