Carbon and Its Compounds MCQ Questions for Class 10 Science Chapter 4 with Answers

NCERTCOURSE.COM- Find here the NCERT/CBSE chapter-wise Multiple Choice Questions from Class 10 Science book Chapter 4 Carbon and Its Compounds with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Carbon and Its Compounds. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

MCQ Questions for Class 10 Science with Answers Chemistry

Q1. Which of the following will undergo addition reactions?

(a) CH4
(b) C3H8
(C) C2H6
(d) C2H4

Answer: (d)

Q2. Which of the following does not belong to the same homologous series?

(a) CH4
(b) C2H6
(c) C3H8
(d) C4H8

Answer: (d)

Q3. When ethanoic acid is treated with NaHCO^ the gas evolved is

(a) H2
(b) CO2
(c) CH4
(d) CO

Answer: (b)

Q4. Which amongst the following will conduct electricity?

(a) C6H12O6
(b) KCl(s)
(c) C2H5OH
(d) NaCl (aq)

(d) NaCl (aq)

Q5. When ethanoic acid is treated with NaHCO the gas evolved is

(a) H2
(b) CO2
(c) CH4
(d) CO

Answer: (b)

Q6. Which of the following will give a pleasant smell of ester when heated with ethanol and a small quantity of sulphuric acid?

(a) CH3COOH
(b) CH3CH2OH
(c) CH3OH
(d) CH3CHO

Answer: (a)

Q7. Which of the following contains covalent bond?

(a) MgCl2
(b) CaF2
(c) Al2O3
(d) HCl

(d) HCl

Q8. The number of C-H bonds in ethane C2H6 molecule are

(a) 4
(b) 6
(c) 8
(d) 10

(b) 6

Q9. The difference in the formula and molecular masses of CH3OH and C2H5OH is

(a) CH3 and 16 u
(b) CH2 and 14u
(c) CH4 and 18u
(d) CH3 and 16u

Answer: (b)

Q10. Which of the following belongs to homologous series of alkynes?
C6H6, C2H6, C2H4, C3H4.

(a) C6H6
(b) C2H4
(C) C2H6
(d) C3H4

Answer: (d)

Q11. The number of isomers of pentane is

(a) 2
(b) 3
(c) 4
(d) 5

(b) 3

Q12. Successive members of a homologous series vary by how many atomic mass unit?

(a) Sixteen
(b) Fourteen
(c) One
(d) Twelve

(b) Fourteen

Q13. The first member of the alkyne homologous series is

(a) propyne
(b) ethyne
(c) methane
(d) ethene

(b) ethyne

Q14. Artificial flavour for orange is obtained from

(a) amyl acetate
(b) isoamyl valerate
(c) methyl butyrate
(d) octyl acetate

(d) octyl acetate

Q15. The first compound to be prepared in the laboratory was

(a) Methane
(b) Ethyl alcohol
(c) acetic acid
(d) Urea

(d) Urea

Q16. How many double bonds are there in a saturated hydrocarbon?

(a) One
(b) Two
(c) Three
(d) Zero

(d) Zero

Q17. In diamond, each carbon atom is bonded to four other carbon atoms to form

(a) a hexagonal array
(b) a rigid three-dimensional structure
(c) a structure in the shape of a football
(d) a structure of a ring

(b) a rigid three-dimensional structure

Q18. Carbon exists in the atmosphere in the form of

(a) carbon monoxide only
(b) carbon monoxide in traces and carbon dioxide
(c) carbon dioxide only
(d) coal

(b) carbon monoxide in traces and carbon dioxide

Q19. Soaps are formed by the saponification of

(a) Alcohols
(b) simple ester
(c) carboxylic acids
(d) glycerides

(d) glycerides

Q20. Ethanol is also known as which of these?

(a) Formic acid
(b) Ethyl alcohol
(c) Ethane
(d) Acetaldehyde

(b) Ethyl alcohol

Q21. Solubility of alcohol in water is due to

(a) low density of alcohol
(b) volatile nature of alcohol
(c) ionisation
(d) hydrogen bonding

(d) hydrogen bonding

Q22. Enzyme which converts starch into glucose is

(a) Zymase
(b) Maltase
(c) Diastase
(d) Invertase

(a) Zymase

Q23. Rectified spirit is

(a) 50% ethanol
(b) 80% ethanol
(c) 95% ethanol
(d) 40 to 50% ethanol

(c) 95% ethanol

Q24. The by product in soap industry is

(a) Isoprene
(b) Ethylene glycol
(c) glycerol
(d) butane

(c) glycerol

Q25. Which of these is not an organic acid?

(a) Acetic acid
(b) Tartaric acid
(c) Nitric acid
(d) Formic acid

(c) Nitric acid

I Think the given NCERT MCQ Questions for class 10 Science book Chapter 4 Carbon and Its Compounds with Answers Pdf free download will assist you. If you’ve got any queries regarding CBSE Class 10 Science Carbon and Its Compounds MCQs Multiple Choice Questions with Answers, drop a comment below and that we will come back to you soon.

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