This quiz works best with JavaScript enabled. Home > Cbse > Class 10 > Science > Metals And Non Metals > Class 10 Science Chapter 3 Metals And Non Metals – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 3 Metals And Non Metals Quiz 7 (28 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Oxides of non-metals are ..... in nature A) Basic. B) Acidic. C) Neutral. D) All of these. Show Answer Correct Answer: B) Acidic. 2. The non-metal which is stored in water is A) Oxygen. B) Bromine. C) Phosphorous. D) Carbon. Show Answer Correct Answer: C) Phosphorous. 3. Which of the following metals is used for making foil to pack foodstuff? A) Aluminium. B) Copper. C) Mercury. D) Sodium. Show Answer Correct Answer: A) Aluminium. 4. Which one of the following metal reacts vigorously with oxygen and water? A) Magnesium. B) Potassium. C) Sodium. D) Calcium. Show Answer Correct Answer: C) Sodium. 5. Non-metal used in water purification process A) Iodine. B) Oxygen. C) Nitrogen. D) Chlorine. Show Answer Correct Answer: D) Chlorine. 6. The reaction of sulphur and oxygen gives sulphur dioxide gas. The reaction involved is:S(s)+O2(g)$\rightarrow$SO2(g) The nature of this gas is A) Basic. B) Acidic. C) Neutral. D) None of these. Show Answer Correct Answer: B) Acidic. 7. John was observing the physical properties of elements in order to classify them as either a metal, nonmetal, or metalloid. The first element was dull, brittle, and did not conduct heat. What would its classification be? A) Metal. B) Parsetal. C) Metalloid. D) None of the above. Show Answer Correct Answer: B) Parsetal. 8. What happens when a pellet of sodium is dropped in water? A) It catches fire and forms oxide. B) It absorbs heat and forms oxide. C) It absorbs heat and forms oxide. D) It absorbs heat and forms hydroxide. Show Answer Correct Answer: D) It absorbs heat and forms hydroxide. 9. The electronic configuration of three elements X, Y and Z are as follows:X = 2, 4 Y = 2, 7 Z = 2, 1Which two elements will combine to form an ionic compound and write the correct formula, A) XZ$_{2 }$. B) X $ _ {2} $ y. C) ZY. D) Y$_{2 }$Z$_{ }$. Show Answer Correct Answer: C) ZY. 10. What is the reactivity of gold in the reactivity series? A) Gold reacts vigorously with acids and bases. B) Gold is the most reactive metal in the series. C) Gold is low in reactivity and is considered a noble metal. D) Gold is highly reactive and easily tarnishes. Show Answer Correct Answer: C) Gold is low in reactivity and is considered a noble metal. 11. Which is the correct characteristic of metals A) They have 4 or three valency electron. B) They have one or three valency electron. C) Both. D) They have one or two valency electron. Show Answer Correct Answer: B) They have one or three valency electron. 12. Ionic compound have A) High melting point. B) Both a and d. C) None of these. D) High boiling point. Show Answer Correct Answer: B) Both a and d. 13. The metal which can be cut with knife. A) Iron. B) Sodium. C) Magnisium. D) Silver. Show Answer Correct Answer: B) Sodium. 14. Which of the following would have the least electrical conductivity? A) Copper. B) Silicon. C) Oxygen. D) Silver. Show Answer Correct Answer: C) Oxygen. 15. Which of the following is true of all metals? A) They react with acids to form Hydrogen. B) They conduct electricity. C) They're silver in colour. D) They are denser than water. Show Answer Correct Answer: B) They conduct electricity. 16. The best electrical conductor is(a) gold(b) copper(c) silver(d) aluminium A) B. B) C. C) A. D) D. Show Answer Correct Answer: B) C. 17. Zinc + hydrochloric acid ..... > A) Zinc chloride + hydrogen. B) Zinc chlorine + hydrogen. C) Zinc chloride. D) Zinc chloride + oxygen. Show Answer Correct Answer: A) Zinc chloride + hydrogen. 18. Generally, non-metals are not conductors of electricity. Which of the following is a good conductor ofelectricity? A) Sulphur. B) Graphite. C) Diamond. D) Fullerene. Show Answer Correct Answer: B) Graphite. 19. An element A reacts with water to form a compound B which is used in white washing. The compound B on heating forms an oxide C which on treatment with water gives back B. Identify A, B and C A) A' is potassium metal, 'B' is potassium hydroxide, 'C' is potassium oxide. B) A' is Magnesium metal, 'B' is Magnesium hydroxide, 'C' is potassium oxide. C) A' is calcium metal, 'B' is calcium hydroxide, 'C' is calcium oxide. D) None of the above. Show Answer Correct Answer: C) A' is calcium metal, 'B' is calcium hydroxide, 'C' is calcium oxide. 20. The colour of PbO$_{2}$ is A) Light Blue. B) Yellow. C) Dark Brown. D) White. Show Answer Correct Answer: C) Dark Brown. 21. Which of the following pair of metals exist in their native state in nature? A) Ag and Hg. B) Ag and Zn. C) Au and Hg. D) Au and Ag. Show Answer Correct Answer: D) Au and Ag. 22. Which of the following pairs will give displacement reactions? A) FeSO$_{4}$ solution and Copper metal. B) AgNO$_{3}$ solution and Copper metal. C) CuSO$_{4}$ solution and silver metal. D) NaCl solution and Copper metal. Show Answer Correct Answer: B) AgNO$_{3}$ solution and Copper metal. 23. Name the non metal which is liquid A) Carbon. B) Bromine. C) Iodine. D) Graphite. Show Answer Correct Answer: B) Bromine. 24. Which of the following is the best malleable metal? A) Silver. B) Aluminium. C) Lead. D) Gold. Show Answer Correct Answer: D) Gold. 25. Which of the following non-metal is lustrous? A) Nitrogen. B) Oxygen. C) Sulphur. D) Iodine. Show Answer Correct Answer: D) Iodine. 26. Which is the hardest substance known? A) Gold. B) Iron. C) Diamond. D) Silver. Show Answer Correct Answer: C) Diamond. 27. What temperature does mercury melt at? A) 120 degrees Fahrenheit. B) 1200 Celsius. C) Room temperature. D) 12 degrees Celsius. Show Answer Correct Answer: C) Room temperature. 28. Complete the equation:Potassium + Nitric Acid $\rightarrow$ A) Potassium Chloride + Hydrogen. B) Potassium Nitrate + Hydrogen. C) Nitric Potassium + Hydrogen. D) Potassium Hydroxide + Hydrogen. Show Answer Correct Answer: B) Potassium Nitrate + Hydrogen. ← PreviousRelated QuizzesScience QuizzesClass 10 QuizzesClass 10 Science Chapter 3 Metals And Non Metals Quiz 1Class 10 Science Chapter 3 Metals And Non Metals Quiz 2Class 10 Science Chapter 3 Metals And Non Metals Quiz 3Class 10 Science Chapter 3 Metals And Non Metals Quiz 4Class 10 Science Chapter 3 Metals And Non Metals Quiz 5Class 10 Science Chapter 3 Metals And Non Metals Quiz 6 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books