This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 4 Carbon And Its Compounds – Quiz 34 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 34 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Carbon can bond with itself, giving it the ability to form ..... A) Circles and squares. B) Rings and lines. C) Rings and chains. D) Lines and chains. Show Answer Correct Answer: C) Rings and chains. 2. Which of the following would have the highest melting point? A) C$_{2}$H$_{6}$. B) C$_{3}$H$_{6}$. C) C$_{5}$H$_{12}$. D) C$_{6}$H$_{12}$. Show Answer Correct Answer: D) C$_{6}$H$_{12}$. 3. Which of the following statements concerning the compounds C$_{2}$H$_{4}$, C$_{3}$H$_{6}$ and C$_{4}$H$_{10}$ is correct? A) They belong to the same homologous series. B) They belong to the same homologous series. C) They are gases at room temperature and pressure. D) They have the same physical properties. Show Answer Correct Answer: C) They are gases at room temperature and pressure. 4. An ionic compound forms between a ..... and ..... A) Metal and non-metal. B) Two metals. C) Two non-metals. D) None of the above. Show Answer Correct Answer: A) Metal and non-metal. 5. The general formula of an alkene is: A) C$_{n}$H$_{2n}$. B) C$_{n}$H$_{2n+2}$. C) C$_{n}$H$_{n+2}$. D) C$_{n}$H$_{2n-2}$. Show Answer Correct Answer: A) C$_{n}$H$_{2n}$. 6. Which is considered more healthy? A) Unsaturated fats. B) Saturated fats. C) All the above. D) None of the above. Show Answer Correct Answer: A) Unsaturated fats. 7. Which of the following statements is NOT correct about the preparation of ethanoic acid? A) Ethanoic acid is prepared in the laboratory by the oxidation of ethanol. B) Acidified potassium dichromate(VI) will change from orange to green. C) Ethanoic acid produces vinegar smell. D) Acidified potassium dichromate(VI) acts as the reducing agent. Show Answer Correct Answer: D) Acidified potassium dichromate(VI) acts as the reducing agent. 8. These compounds can conduct electricity. A) Organic Compounds. B) Inorganic Compounds. C) All the above. D) None of the above. Show Answer Correct Answer: B) Inorganic Compounds. 9. Glycerol and fatty acids are the monomers of A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic Acids. Show Answer Correct Answer: B) Lipids. 10. Carbohydrates are the main source of ..... for living things A) Energy. B) Proteins. C) Lipids. D) Nucleic acids. Show Answer Correct Answer: A) Energy. 11. Water expands upon freezing because of A) Polar bonding. B) Covalent bonding. C) Ionic bonding. D) Hydrogen bonding. Show Answer Correct Answer: D) Hydrogen bonding. 12. Which has weak dispersion forces in between layers? A) Graphite. B) Diamond. C) Fullerene. D) None of these. Show Answer Correct Answer: A) Graphite. 13. Which bond breaks during cracking? A) C-C bond. B) C-C double bond. C) C-H bond. D) C-OH bond. Show Answer Correct Answer: A) C-C bond. 14. Molecules collected at the top of the fractionating column tend to be ..... A) More viscous, less flammable and less volatile. B) Less viscous, more flammable and more volatile. C) More viscous, more flammable and less volatile. D) Less viscous, less flammable and more volatile. Show Answer Correct Answer: B) Less viscous, more flammable and more volatile. 15. Ethanol A) Organic compound. B) Inorganic compound. C) All the above. D) None of the above. Show Answer Correct Answer: A) Organic compound. 16. What happens during a combustion reaction? A) A fuel reacts with oxygen to produce heat, light, carbon dioxide, and water. B) A fuel burns in water to create steam and ash. C) Oxygen decomposes into hydrogen and nitrogen gas. D) A fuel combines with carbon to form solid residues. Show Answer Correct Answer: A) A fuel reacts with oxygen to produce heat, light, carbon dioxide, and water. 17. What is the functional group present in ketones? A) Carbonyl group. B) Amino group. C) Alkene group. D) Hydroxyl group. Show Answer Correct Answer: A) Carbonyl group. 18. Propene can be changed to propanol by the process of A) Oxidation. B) Hydration. C) Fermentation. D) Hydrogenation. Show Answer Correct Answer: B) Hydration. 19. Naphthalene is what group of compounds? A) Organic compounds. B) Inorganic compounds. C) Both A and B. D) None of the choices. Show Answer Correct Answer: A) Organic compounds. 20. The alkene C$_{3}$H$_{6}$ is ..... at room temperature A) Gas. B) Liquid. C) Solid. D) Plasma. Show Answer Correct Answer: A) Gas. 21. Organic chemistry is the study of all compounds that contain bonds between what kinds of atoms? A) Carbon. B) Hydrogen. C) Oxygen. D) Nitrogen. Show Answer Correct Answer: A) Carbon. 22. Subunit of which nucleic acids are composed; made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base. A) Protein. B) Amino Acid. C) Nucleotide. D) Lipid. Show Answer Correct Answer: C) Nucleotide. 23. Carbon dioxide is released into the atmosphere by respiration. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 24. Which macromolecule is made mostly from carbon and hydrogen atoms? A) Lipid. B) Protein. C) Nucleic acid. D) Carbohydrate. Show Answer Correct Answer: A) Lipid. 25. Macromolecules that contain nitrogen as well as carbon, hydrogen, & oxygen A) Glucose. B) Proteins. C) Amino acids. D) Nucleic acids. Show Answer Correct Answer: B) Proteins. ← PreviousNext →Related QuizzesClass 10 Science Chapter 4 Carbon And Its Compounds Quiz 1Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 2Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 3Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 4Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 5Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 6Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 7Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 8Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 9Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books