Materials: Metals and Non-Metals MCQs with answers

Dear candidates you will find MCQ questions of 8th Class - Science | Chapter: Materials: Metals and Non-Metals here. Learn these questions and prepare yourself for coming examinations. You can check the right answer of any question by clicking the option or by clicking view answer button.
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Q. Which of the following is a liquid at room temperature?
  • (A) Iron
  • (B) Bromine
  • (C) Iodine
  • (D) Phosphorus
💬 Discuss
✅ Correct Answer: (B) Bromine
Q. The most reactive metal is
  • (A) copper
  • (B) silver
  • (C) potassium
  • (D) calcium
💬 Discuss
✅ Correct Answer: (C) potassium
Q. The metal which is liquid at room temperature is
  • (A) sodium
  • (B) bromine
  • (C) calcium
  • (D) mercury
💬 Discuss
✅ Correct Answer: (D) mercury
Q. Which one of the following metals is the most ductile?
  • (A) Aluminium
  • (B) Copper
  • (C) Silver
  • (D) Gold
💬 Discuss
✅ Correct Answer: (D) Gold
Q. Which one of the following metals is the most reactive and stored in kerosene?
  • (A) Iron
  • (B) Gold
  • (C) Copper
  • (D) Potassium
💬 Discuss
✅ Correct Answer: (D) Potassium
Q. Name the gas evolved when magnesium reacts with dilute hydrochloric acid
  • (A) Chlorine
  • (B) Oxygen
  • (C) hydrogen
  • (D) Nitrogen
💬 Discuss
✅ Correct Answer: (C) hydrogen
Q. The metal which is not corroded by air, water and acid is
  • (A) copper
  • (B) zinc
  • (C) aluminium
  • (D) gold
💬 Discuss
✅ Correct Answer: (D) gold
Q. A mineral from which. a metal can be extracted on the commercial scale, economically is called
  • (A) ore
  • (B) metalloid
  • (C) corrosion
  • (D) metal
💬 Discuss
✅ Correct Answer: (A) ore
Q. Boron is
  • (A) metal
  • (B) metalloid
  • (C) non-metal
  • (D) alkali
💬 Discuss
✅ Correct Answer: (B) metalloid
Q. Out of these, which one is more reactive with water?
  • (A) Sodium
  • (B) Magnesium
  • (C) Iron
  • (D) Copper
💬 Discuss
✅ Correct Answer: (A) Sodium
Q. Iron is galvanised by coating it with
  • (A) chromium
  • (B) sodium
  • (C) magnesium
  • (D) zinc
💬 Discuss
✅ Correct Answer: (D) zinc
Q. The best electrical conductor is
  • (A) gold
  • (B) copper
  • (C) silver
  • (D) aluminium
💬 Discuss
✅ Correct Answer: (C) silver
Q. Which metal reacts readily with cold water?
  • (A) Gold
  • (B) Silver
  • (C) Magnesium
  • (D) Calcium
💬 Discuss
✅ Correct Answer: (D) Calcium
Q. Materials having qualities of both metals and non-metals are
  • (A) alloys
  • (B) metalloids
  • (C) noble metals
  • (D) none of these
💬 Discuss
✅ Correct Answer: (B) metalloids
Q. ……. is used in making mirrors
  • (A) Iron
  • (B) Silver
  • (C) Gold
  • (D) None
💬 Discuss
✅ Correct Answer: (B) Silver
Q. ………. foils are used as packing material
  • (A) Silver
  • (B) Gold
  • (C) Almunium
  • (D) Iron
💬 Discuss
✅ Correct Answer: (C) Almunium
Q. ……. is used to prepare sulphuric acid
  • (A) Sulphur dioxide
  • (B) Sulphur trioxide
  • (C) Hydrogen
  • (D) Silver
💬 Discuss
✅ Correct Answer: (B) Sulphur trioxide
Q. A solution of …………. in alcohol has antiseptic properties.
  • (A) Iodine
  • (B) HCL
  • (C) Chlorine
  • (D) Almunium
💬 Discuss
✅ Correct Answer: (A) Iodine
Q. Both …………. and …………. find extensive use in the native form as well as compounds
  • (A) metal, non-metal
  • (B) Gas, water
  • (C) Water, oxygen
  • (D) None
💬 Discuss
✅ Correct Answer: (A) metal, non-metal
Q. Nitrates of …………. find use in photography.
  • (A) Iron
  • (B) Gold
  • (C) Silver
  • (D) None
💬 Discuss
✅ Correct Answer: (C) Silver
Q. Sodium is more reactive than magnesium.
  • (A) True
  • (B) False
  • (C) ---
  • (D) ---
💬 Discuss
✅ Correct Answer: (A) True
Q. Magnesium reacts with cold water.
  • (A) True
  • (B) False
  • (C) ---
  • (D) ---
💬 Discuss
✅ Correct Answer: (B) False
Q. All inetal exist in solid form at room temperature.
  • (A) True
  • (B) False
  • (C) ---
  • (D) ---
💬 Discuss
✅ Correct Answer: (B) False
Q. Gallium has a low melting point.
  • (A) True
  • (B) False
  • (C) ---
  • (D) ---
💬 Discuss
✅ Correct Answer: (A) True
Q. Gold is allayed with copper to make it hard.
  • (A) True
  • (B) False
  • (C) ---
  • (D) ---
💬 Discuss
✅ Correct Answer: (A) True

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Table of contents

  1. Which of the following is a liquid at room temperature?
  2. The most reactive metal is
  3. The metal which is liquid at room temperature is
  4. Which one of the following metals is the most ductile?
  5. Which one of the following metals is the most reactive and stored in kerosene?
  6. Name the gas evolved when magnesium reacts with dilute hydrochloric acid
  7. The metal which is not corroded by air, water and acid is
  8. A mineral from which. a metal can be extracted on the commercial scale, economically is called
  9. Boron is
  10. Out of these, which one is more reactive with water?
  11. Iron is galvanised by coating it with
  12. The best electrical conductor is
  13. Which metal reacts readily with cold water?
  14. Materials having qualities of both metals and non-metals are
  15. ……. is used in making mirrors
  16. ………. foils are used as packing material
  17. ……. is used to prepare sulphuric acid
  18. A solution of …………. in alcohol has antiseptic properties.
  19. Both …………. and …………. find extensive use in the native form as well as compounds
  20. Nitrates of …………. find use in photography.
  21. Sodium is more reactive than magnesium.
  22. Magnesium reacts with cold water.
  23. All inetal exist in solid form at room temperature.
  24. Gallium has a low melting point.
  25. Gold is allayed with copper to make it hard.

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