This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 4 Carbon And Its Compounds – Quiz 32 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 32 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the general formula for alkenes? A) ....nH (2n). B) ....nH (2n+2). C) ....nH (2n-2). D) ....nH (2n+1). Show Answer Correct Answer: A) ....nH (2n). 2. What are some of the functions of proteins? A) Provide quick energy for cells. B) Repair tissue and store long-term energy. C) Enzymes and transporting materials across the cell membrane. D) Storing genetic information. Show Answer Correct Answer: C) Enzymes and transporting materials across the cell membrane. 3. Which of the following is a secondary alcohol A) CH3CH20H. B) CH3CH(OH)CH3. C) CH3CH2CH2CH2(OH). D) CH3OH. Show Answer Correct Answer: B) CH3CH(OH)CH3. 4. Name two catalysts which can be used in the hydrogenation of unsaturated compounds. A) Nickel or Palladium. B) Nickel and Mercury. C) Nickel and aluminium. D) Aluminium and mercury. Show Answer Correct Answer: A) Nickel or Palladium. 5. Compound X reacts with methanoic acid to produce a sweet smell compound. What is compound X? A) C$_{2}$H$_{5}$OH. B) CH$_{3}$COOH. C) C$_{2}$H$_{5}$COOH. D) CH$_{3}$COOCH$_{3}$. Show Answer Correct Answer: A) C$_{2}$H$_{5}$OH. 6. Which is the method used to prepare ethanoic acid in laboratory?Kaedah yang manakah digunakan untuk menyediakan asid etanoik dalam makmal? A) FermentationPenapaian. B) Catalytic hydrationPenghidratan bermangkin. C) Oxidation of alcoholPengoksidaan alkohol. D) Addition of waterPenambahan air. Show Answer Correct Answer: C) Oxidation of alcoholPengoksidaan alkohol. 7. Pentane has the molecular formula C$_{5}$H$_{12}$. A) 5 covalent Bonds. B) 12 covalent Bonds. C) 16 covalent Bonds. D) 17 covalent Bonds. Show Answer Correct Answer: C) 16 covalent Bonds. 8. Heptane has ..... A) 5 carbons. B) 6 carbons. C) 7 carbon. D) 8 carbons. Show Answer Correct Answer: C) 7 carbon. 9. Covalent bonds called peptide bonds link amino acids together to form a polypeptide, a type of ..... molecule A) Protein. B) Glucose. C) Carbohydrate. D) Starch. Show Answer Correct Answer: A) Protein. 10. Which of the following will undergo addition reactions? A) CH4. B) C3H8. C) C2H6. D) C2H4. Show Answer Correct Answer: D) C2H4. 11. Which substance coagulates latex? A) Ammonia. B) Formic acid. C) Sodium chloride. D) Sodium hydroxide. Show Answer Correct Answer: B) Formic acid. 12. What is the functional group of fatty acid? A) Hydroxyl group, -OH. B) Carboxyl group, -COOH. C) Carboxylate group, -COO-. D) None of the above. Show Answer Correct Answer: B) Carboxyl group, -COOH. 13. Which compound produces amino acids when hydrolyzed? A) Fat. B) Starch. C) Protein. D) Polyester. Show Answer Correct Answer: C) Protein. 14. Why are carbon atoms able to form many organic compounds? A) Carbon atoms have a strong attraction to other elements. B) Carbon atoms attract electrons from other atoms. C) Carbon atoms can form many types of bonds with other carbon. D) None of the above. Show Answer Correct Answer: C) Carbon atoms can form many types of bonds with other carbon. 15. It is a measure of a fluid's resistance to flow. A) Volatility. B) Viscosity. C) Flammability. D) Phases of Matter. Show Answer Correct Answer: B) Viscosity. 16. Classify the following hydrocarbon:C6H14. A) Alkyne. B) Alkane. C) Alkene. D) Cycloalkane. Show Answer Correct Answer: B) Alkane. 17. Which macromolecule is made up of glycerol and 3 fatty acids? A) Carb. B) Protein. C) Lipid. D) Nucleic acid. Show Answer Correct Answer: C) Lipid. 18. What is a Protein? A) A macromolecule built from amino acids that performs a vast array of functions within organisms, including catalysis and transport. B) A type of carbohydrate that provides energy to the body. C) A lipid that stores energy and provides insulation. D) A nucleic acid that carries genetic information. Show Answer Correct Answer: A) A macromolecule built from amino acids that performs a vast array of functions within organisms, including catalysis and transport. 19. What role do functional groups play in determining the properties of organic compounds? A) Functional groups are key determinants of the properties of organic compounds. B) Functional groups are irrelevant to the structure of organic compounds. C) Functional groups only affect the color of organic compounds. D) Functional groups have no impact on organic compounds. Show Answer Correct Answer: A) Functional groups are key determinants of the properties of organic compounds. 20. Which of the following are not lipids? A) Olive oil. B) Shoe polish. C) A plant cell wall. D) The nuclear envelope. Show Answer Correct Answer: C) A plant cell wall. 21. Which of the following statements illustrates why carbon atoms are so important in living organisms? A) Carbon atoms contain large stores of energy. B) Carbon is found in most inorganic compounds. C) Carbon atoms are polar which allows them to dissolve many compounds. D) Carbon is able to bond to many other atoms to form large and complex molecules. Show Answer Correct Answer: D) Carbon is able to bond to many other atoms to form large and complex molecules. 22. What is the functional group of the esters? A) Carboxylate group, -COO-. B) Carboxyl group, -COOH. C) Hydroxyl group, -OH. D) Double bond between carbon atoms, C=C. Show Answer Correct Answer: A) Carboxylate group, -COO-. 23. What is Glycogen? A) A type of protein that aids in muscle contraction. B) A polysaccharide that serves as the main form of glucose and energy storage in animals and fungi. C) A lipid that stores energy in the form of fat. D) A nucleic acid that carries genetic information. Show Answer Correct Answer: B) A polysaccharide that serves as the main form of glucose and energy storage in animals and fungi. 24. What type of hydrocarbon contains only single bonds? A) Cyclic hydrocarbons. B) Aromatic hydrocarbons. C) Saturated hydrocarbons. D) Unsaturated hydrocarbons. Show Answer Correct Answer: C) Saturated hydrocarbons. 25. What type of bond is formed between two hydrogen atoms? A) Single covalent bond. B) Double covalent bond. C) Ionic bond. D) Metallic bond. Show Answer Correct Answer: A) Single covalent bond. ← 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