MCQ Questions for Class 10 Science Chapter 3 Metals and Non-metals

If students want to improve your memory power and recollect the concepts easily, then they must start solving MCQ Questions for Class 10 Science Chapter 3 Metals and Non-metals on a regular basis. This allows the students to go over the material they have learnt in class.

These can be used as a assessment tool to help students identify areas where they need more study. By taking the time to answer Chapter 3 Class 10 Science MCQ Questions and reflect on your answers, you can improve your problem-solving ability and learn new information.

Chapter 3 Metals and Non-metals Class 10 Science MCQ Questions

1. Non-metals form covalent chlorides because
(a) they can give electrons to chlorine
(b) they can share electrons with chlorine
(c) they can give electrons to chlorine atoms to form chloride ions
(d) they cannot share electrons with chlorine atoms
▶ (b) they can share electrons with chlorine

2. Which of the following is the correct arrangement of the given metals in ascending order of their reactivity?
Zinc, Iron, Magnesium, Sodium
(a) Zinc > Iron > Magnesium > Sodium
(b) Sodium > Magnesium > Iron > Zinc
(c) Sodium > Zinc > Magnesium > Iron
(d) Sodium > Magnesium > Zinc > Iron
▶ (d) Sodium > Magnesium > Zinc > Iron

3. Which of the following pairs will give displacement reactions?
(a) FeSO₄ solution and Copper metal
(b) AgNO₃ solution and Copper metal
(c) CuSO₄ solution and Silver metal
(d) NaCl solution and Copper metal
▶ (b) AgNO₃ solution and Copper metal

4. Non-metals form covalent chlorides because
(a) they can give electrons to chlorine
(b) they can share electrons with chlorine
(c) they can give electrons to chlorine atoms to form chloride ions
(d) they cannot share electrons with chlorine atoms
▶ (b) they can share electrons with chlorine

5. Which of the following oxide(s) of iron would be obtained on prolonged reaction of iron with steam?
(a) FeO
(c) Fe₃O₄
(b) Fe₂O₃
(d) Fe₂O₃ and Fe₂O₄
▶ (c) Fe₃O₄

6. The poorest conductor of heat among metals is
(a) Lead
(b) Mercury
(c) Calcium
(d) Sodium
▶ (a) Lead

7. The most abundant metal in the earth’s crust is
(a) Iron
(b) Aluminium
(c) Calcium
(d) Sodium
▶ (b) Aluminium

8. Which property of metals is used for making bells and strings of musical instruments like Sitar and Violin?
(a) Sonorousness
(b) Malleability
(c) Ductility
(d) Conductivity
▶ (a) Sonorousness

9. Which of the following pairs will give displacement reactions?
(a) FeSO₄ solution and Copper metal
(b) AgNO₃ solution and Copper metal
(c) CuSO₄ solution and Silver metal
(d) NaCl solution and Copper metal
▶ (b) AgNO₃ solution and Copper metal

10. The highly reactive metals like Sodium, Potassium, Magnesium, etc. are extracted by the
(a) electrolysis of their molten chloride
(b) electrolysis of their molten oxides
(c) reduction by aluminium
(d) reduction by carbon
▶ (a) electrolysis of their molten chloride

11. Which one among the following is an acidic oxide?
(a) Na₂O
(b) CO
(c) CO₂
(d) Al₂O₃
▶ (c) CO₂

12. Which of the following non-metal is lustrous?
(a) Sulphur
(c) Nitrogen
(b) Oxygen
(d) Iodine
▶ (d) Iodine

13. Non-metals form covalent chlorides because
(a) they can give electrons to chlorine
(b) they can share electrons with chlorine
(c) they can give electrons to chlorine atoms to form chloride ions
(d) they cannot share electrons with chlorine atoms
▶ (b) they can share electrons with chlorine

14. The process in which a carbonate ore is heated strongly in the absence of air to convert it into metal oxide is called
(a) Roasting
(c) Calcination
(b) Reduction
(d) Smelting
▶ (c) Calcination

15. An aluminium strip is kept immersed in freshly prepared ferrous sulphate solution taken in a test tube, the change observed is that
(a) Green solution becomes colourless
(b) Lower end of test tube become slightly warm
(c) A colourless gas with the smell of burning sulphur is observed
(d) Light green solution changes to blue.
▶ (a) Green solution becomes colourless

16. The atomic number of an element ‘X’ is 12. Which inert gas is nearest to X?
(a) He
(b) Ar
(c) Ne
(d) Kr
▶ (c) Ne

17. Amalgam is an alloy of
(a) Copper and Tin
(b) Mercury
(c) Lead and Tin
(d) Copper and Zinc
▶ (b) Mercury

18. Which one of the following properties is not generally exhibited by ionic compounds?
(a) Solubility in water
(c) High melting and boiling points
(b) Electrical conductivity in solid state
(d) Electrical conductivity in molten state
▶ (c) High melting and boiling points

19. Which of the following metals do not react even with steam?
(a) Silver
(b) Iron
(c) Calcium
(d) Sodium
▶ (a) Silver

20. Which of the following metals catch fire on reaction with air?
(a) Magnesium
(b) Manganese
(c) Potassium
(d) Calcium
▶ (c) Potassium

21. Copper objects lose their shine and form green coating of
(a) Copper oxide
(b) Copper hydroxide and Copper oxide
(c) Basic Copper carbonate
(d) Copper carbonate
▶ (c) Basic Copper carbonate

22. When MgO is dissolved in water, Mg(OH)₂ is obtained. The solution thus obtained is in nature.
(a) amphoteric
(b) alkaline
(c) neutral
(d) acidic
▶ (b) alkaline

23. The property by which metals can be beaten into sheets is known as
(a) ductility
(b) sonority
(c) lusture
(d) malleability
▶ (d) malleability

24. When zinc reacts with dilute sulphuric acid, a salt is formed with the release of a gas. The gas produced during this puts off a burning candle with a pop sound. The gas evolved during this reaction is:
(a) sulphur dioxide
(b) oxygen
(c) hydrogen
(d) hydrogen sulphide
▶ (c) hydrogen

25. A substance is said to be sonorous if it
(a) conducts heat
(b) conducts electricity
(c) conducts water through metal pipes
(d) produces a ringing sound when beaten
▶ (d) produces a ringing sound when beaten

26. The property of metal by which it can be drawn into wires is called
(a) sonority
(b) malleability
(c) ductility
(d) lusture
▶ (c) ductility

27. A student adds some metallic ash in water taken in a test tube. The ash gets completely dissolved in water and the solution changes colour. What should the student do next to test the chemical properties of the product formed?
(a) Test the acidity using a blue litmus paper.
(b) Test the basicity using a red litmus paper.
(c) Measure the temperature change using a thermometer.
(d) Evaporate the solution to get crystals.
▶ (b) Test the basicity using a red litmus paper.

28. What happens when a pellet of sodium is dropped in water?
(a) It catches fire and forms oxide.
(b) It absorbs heat and forms hydroxide.
(c) It catches fire and forms hydroxide.
(d) It absorbs heat and forms oxide.
▶ (b) It absorbs heat and forms hydroxide.

29. When calcium oxide is added to water, it completely dissolves in water without forming bubbles. What products are formed in this reaction?
(a) Ca and H₂O₂
(b) CaH
(c) Ca(OH)₂
(d) Ca and H
▶ (c) Ca(OH)₂

30. When hydrochloric acid is added to barium hydroxide, a white-coloured compound is formed. Which option gives the complete chemical reaction?
(a) 2HCl + Ba(OH)₂ → BaH₂ + 2HCl + O₂
(b) 2HCl + Ba(OH)₂ → BaCl₂ + 2HOH
(c) HCl + Ba(OH)₂ → BaCl₂ + 2HOH
(d) HCl + 2Ba(OH) → 2BaCl₂ + 2HOH + O₂
▶ (b) 2HCl + Ba(OH)₂ → BaCl₂ + 2HOH