This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which compound is commonly added to iodized salt? A) Iodine. B) Iodide. C) Potassium iodide. D) Sodium sulfate. Show Answer Correct Answer: C) Potassium iodide. 2. What gives soap its cleansing power? A) Strong acidity. B) Reaction with water. C) Formation of micelles. D) Evaporation. Show Answer Correct Answer: C) Formation of micelles. 3. Chemical substance used to slow down the process of oxidation in packaged food is called: A) Flavoring agent. B) Antioxidant. C) All the above. D) None of the above. Show Answer Correct Answer: B) Antioxidant. 4. What is the primary role of chemistry in our daily lives? A) To replace all natural products. B) To create new elements. C) To eliminate all chemical reactions. D) To understand the properties and behavior of matter. Show Answer Correct Answer: D) To understand the properties and behavior of matter. 5. Drug that binds to the receptor site and inhibits its function is called ..... A) Antagonists. B) Agonists. C) Antacid. D) Antihistamine. Show Answer Correct Answer: A) Antagonists. 6. What is the chemical name of Rust? A) Iron oxide. B) Hydrated Iron oxide. C) Hydrated Aluminium oxide. D) Aluminium oxide. Show Answer Correct Answer: B) Hydrated Iron oxide. 7. What is the sugar concentration in sweetened condensed milk? A) 45 per cent. B) 55 per cent. C) 65 per cent. D) 75 per cent. Show Answer Correct Answer: C) 65 per cent. 8. A child spilled chicken curry gravy on his school uniform. The stain was very hard to be removed after being washed with a generic detergent. Which special additive in a new detergent would make sure that the stain is removed? A) Protease. B) Sodium silicate. C) Sodium carbonate. D) Fluorescent dyes. Show Answer Correct Answer: A) Protease. 9. ..... number of modes of vibrations occur in CO$_{2}$ A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: D) 4. 10. What kind of compound is caffeine, found in tea and coffee? A) Alkaloid. B) Protein. C) Sugar. D) Acid. Show Answer Correct Answer: A) Alkaloid. 11. Protons A) Negative charge, nucleus. B) Positive charge, shells. C) Positive charge, nucleus. D) Neutral charge, nucleus. Show Answer Correct Answer: C) Positive charge, nucleus. 12. Which one of the following is employed as a tranquilizer? A) Naproxen. B) Tetracycline. C) Equanil. D) Chlorpheninamine. Show Answer Correct Answer: C) Equanil. 13. The most useful classification of drugs for medicinal chemists is ..... A) On the basis of chemical structure. B) On the basis of drug action. C) On the basis of molecular targets. D) On the basis of pharmacological effect. Show Answer Correct Answer: C) On the basis of molecular targets. 14. Gelas kimia memiliki skala yang sangat teliti untuk mengukur volume larutan dengan tepat. Pernyataan ini: A) BENAR. B) SALAH. C) All the above. D) None of the above. Show Answer Correct Answer: B) SALAH. 15. Electrons are transferred (not shared) in these compounds. A) Covalent bonds. B) Hydrogen Bond. C) Ionic Bonds. D) London Dispersion Forces. Show Answer Correct Answer: C) Ionic Bonds. 16. Polyethyleneglycols are used in the preparation of whichtype of detergents? A) Cationic detergents. B) Anionic detergents. C) Non-ionic detergents. D) Soaps. Show Answer Correct Answer: C) Non-ionic detergents. 17. What is Hydrogenation of oils? A) Hydrogen atoms converting a solid fat into liquid form. B) Hydrogen atoms converting a solid fat into semi solid form. C) Hydrogen atoms converting an oil into a solid form. D) Hydrogen atoms converting an oil into a gaseous form. Show Answer Correct Answer: C) Hydrogen atoms converting an oil into a solid form. 18. State whether the statement is true or False:All alkalis are bases but all bases are not alkalis A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 19. What is the primary mechanism of action of sodium benzoate in preserving food? A) It enhances the flavor of food. B) It disrupts the metabolic functions of microorganisms. C) It increases the shelf life by reducing acidity. D) It prevents oxidation of food products. Show Answer Correct Answer: B) It disrupts the metabolic functions of microorganisms. 20. Which of the following is not an element of fire? A) Water. B) Fuel. C) Oxygen. D) Heat. Show Answer Correct Answer: A) Water. 21. Bithional is an example of A) Disinfectant. B) Antiseptic. C) Analgesic. D) Antibiotic. Show Answer Correct Answer: B) Antiseptic. 22. This contains partial positive and partial negative charges A) Ionic bonds. B) Polar bonds. C) Non polar bonds. D) Metallic bonds. Show Answer Correct Answer: B) Polar bonds. 23. Which one of the following is a control measure for a chemical hazard? A) Ensuring that all staff wear correct protective clothing. B) Making sure that all cleaning materials are stored away from food areas. C) Training staff to take and record the temperature in storage areas. D) Supervising staff to ensure that they wash their hands regularly. Show Answer Correct Answer: B) Making sure that all cleaning materials are stored away from food areas. 24. What type of detergent is sodium dodecyl sulfate (SDS)? A) Anionic detergent. B) Cationic detergent. C) Amphoteric detergent. D) Nonionic detergent. Show Answer Correct Answer: A) Anionic detergent. 25. Which of the following is a common artificial sweetener used in cool drinks? A) Fructose. B) Glucose. C) Aspartame. D) Sucrose. Show Answer Correct Answer: C) Aspartame. ← PreviousNext →Related QuizzesClass 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 1Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 2Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 3Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 4Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 5Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 6Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 8Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 9Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 10Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books