This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 10 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The word anti-pyretic refers to ..... A) Reducing Swelling. B) Decreasing stomach acidity. C) Relief or prevention of pain. D) Reducing fever. Show Answer Correct Answer: D) Reducing fever. 2. Which chemical is commonly used to increase the shelf life of cosmetics? A) Citric acid. B) Baking soda. C) Parabens. D) Sodium chloride. Show Answer Correct Answer: C) Parabens. 3. When soaps are used in hard water they form insoluble A) Scum. B) Detergent. C) Medicine. D) Drug. Show Answer Correct Answer: A) Scum. 4. Cetyltrimethyl ammonium bromide is a popular A) Anionic detergent. B) Cationic detergent. C) Non-ionic detergent. D) Sweetener. Show Answer Correct Answer: B) Cationic detergent. 5. Milk and other beverages undergo a mild heating process to destroy a particular spoilage or disease-causing organism. this is known as A) Sterilization. B) Pasteurization. C) Decontamination. D) Degerming. Show Answer Correct Answer: B) Pasteurization. 6. "Copper carbonate $\rightarrow$ Copper oxide +carbon dioxide" . What reaction is this? A) Neutralization. B) Combustion. C) Thermal decomposition. D) Respiration. Show Answer Correct Answer: C) Thermal decomposition. 7. Texture of ice cream can be smooth by adding a food additive. Which of the following is the food additive? A) Lecithin. B) Monosodium glutamate. C) Ascorbic acid. D) Natrium nitrite. Show Answer Correct Answer: A) Lecithin. 8. Apa tujuan dari penggunaan minyak pada Wadah B? A) Untuk mencegah kontak antara air dan oksigen dengan paku besi sehingga mencegah terbentuknya karat. B) Untuk mempercepat proses karat pada paku besi. C) Untuk menambah berat paku besi agar tenggelam. D) Untuk membersihkan paku besi dari kotoran. Show Answer Correct Answer: A) Untuk mencegah kontak antara air dan oksigen dengan paku besi sehingga mencegah terbentuknya karat. 9. What is the purpose of using emulsifiers in cosmetic formulations? A) To enhance color. B) To stabilize mixtures of oil and water. C) To increase viscosity. D) To add fragrance. Show Answer Correct Answer: B) To stabilize mixtures of oil and water. 10. A student heats a solution using a bunsen burner. After the practice is over, he immediately touches the test tube with his bare hands. The main risk of this action is ..... A) The solution in the tube runs out. B) A dangerous chemical reaction occurs. C) The student may get burned or scalded. D) The test tube reacts with air. E) The bunsen flame may suddenly go out. Show Answer Correct Answer: C) The student may get burned or scalded. 11. Table salt is made of: A) Sodium and potassium. B) Sodium and chloride. C) Potassium and chloride. D) Sodium and fluoride. Show Answer Correct Answer: B) Sodium and chloride. 12. On which factors the vibrational stretching frequency of diatomic molecule depend? A) Force constant. B) Atomic population. C) Temperature. D) Magnetic field. Show Answer Correct Answer: A) Force constant. 13. Commonly used food preservatives are A) Sodium benzoate. B) Iproniazid. C) Ethyl alcohol. D) Cimetidine benzoate. Show Answer Correct Answer: A) Sodium benzoate. 14. Which of the following is/are example(s) of narcoticanalgesics? A) Morphine. B) Heroin. C) Codeine. D) All of these. Show Answer Correct Answer: D) All of these. 15. Langkah-langkah metode ilmiah ada tujuh, yaitu:1. Mengajukan pertanyaan / mengidentifikasi masalah 2. Membuat pengamatan 3. Membuat hipotesis 4. Melakukan eksperimen / mengumpulkan data 5. Menganalisis data 6. Menarik kesimpulan 7. Mengomunikasikan hasil Manakah urutan langkah metode ilmiah yang paling benar? A) 1, 3, 2, 4, 5, 6, 7. B) 1, 2, 3, 4, 5, 6, 7. C) 2, 1, 3, 4, 6, 5, 7. D) 3, 1, 2, 4, 5, 7, 6. E) 1, 2, 4, 3, 5, 6, 7. Show Answer Correct Answer: B) 1, 2, 3, 4, 5, 6, 7. 16. The substance formed when oxygen combines with carbon is A) Water. B) Carbon dioxide. C) Ozone. D) Carbon sulphide. Show Answer Correct Answer: B) Carbon dioxide. 17. Which indicator is used for back titration of unused EDTA? A) Eriochrome Black T. B) Methyl Orange. C) Phenolphthalein. D) Bromothymol Blue. Show Answer Correct Answer: A) Eriochrome Black T. 18. Manakah deskripsi yang sesuai dengan peraturan keselamatan kerja di laboratorium? A) Dilarang menggunakan aksesoris seperti gelang, cincin, dan jam. B) Apabila berambut panjang, rambut wajib diikat dengan rapi. C) Wajib menggunakan alas kaki tertutup seperti sepatu, bukan sandal. D) Sisa bahan kimia harus dibuang sesuai prosedur limbah, bukan ke wastafel. E) Semua jawaban a, b, c, dan d benar. Show Answer Correct Answer: E) Semua jawaban a, b, c, dan d benar. 19. Gelas kimia bisa digunakan untuk memanaskan larutan ringan di atas pembakar Bunsen. Pernyataan ini: A) BENAR. B) SALAH. C) All the above. D) None of the above. Show Answer Correct Answer: A) BENAR. 20. Gypsm is ..... A) CaSO$_{4}$.5H$_{2}$O. B) CaSO$_{4}$.4H2O. C) CaSO$_{4}$.3H2O. D) CaSO$_{4}$.2H2O. Show Answer Correct Answer: D) CaSO$_{4}$.2H2O. 21. Which of the following is a common example of a cleansing agent? A) Sugar. B) Water. C) Soap. D) Salt. Show Answer Correct Answer: C) Soap. 22. Which compound is used in antacids to relieve heartburn? A) Hydrochloric acid. B) Magnesium hydroxide. C) Acetic acid. D) Sodium nitrate. Show Answer Correct Answer: B) Magnesium hydroxide. 23. Sodium lauryl sulphate is A) Detergent. B) Hormone. C) Soap. D) Bleaching powder. Show Answer Correct Answer: A) Detergent. 24. Which of the following is an example of narrow spectrumantibiotic? A) Chloramphenicol. B) Penicillin G. C) Ampicillin. D) Ofloxacin. Show Answer Correct Answer: B) Penicillin G. 25. Which of the following chemicals can be added for sweetening cold foods and soft drinks A) Alitame. B) Saccharin. C) Aspartame. D) Sucralose. 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 7Class 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 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books