CBSE Class 10 Science MCQs Chapter 3 Metals and Non-Metals are available here for students’ practice. These Metals and Non-Metals Class 10 MCQs have been introduced in the board exam to test students’ analytical and reasoning skills. Though MCQs seem to be easy, students need to have a good hold of the concepts to answer them. We have compiled a few MCQs on CBSE Class 10 Science Chapter 3 Metals and Non-Metals in the PDF below. Students can also access the CBSE Class 10 Science MCQs for other chapters to boost their exam preparation. Certainly! Here are some multiple-choice questions (MCQs) based on the topics of Metals and Non-Metals for Class IX CBSE board, along with their answers:
1. Q: What happens when zinc metal is added to copper sulfate solution?
a) Zinc displaces copper, and the color of the solution changes to blue.
b) Copper displaces zinc, and the color of the solution changes to green.
c) Zinc displaces copper, and the color of the solution remains the same.
d) Copper displaces zinc, and the color of the solution remains the same.
Answer: a) Zinc displaces copper, and the color of the solution changes to blue.
2. Q: When iron reacts with oxygen in the presence of moisture, what is the product formed?
a) Iron sulfate
b) Iron oxide
c) Iron chloride
d) Iron carbonate
Answer: b) Iron oxide
3. Q: The reaction between magnesium ribbon and hydrochloric acid produces:
a) Magnesium chloride and water
b) Magnesium hydroxide and hydrogen gas
c) Magnesium sulfate and carbon dioxide
d) Magnesium oxide and chlorine gas
Answer: a) Magnesium chloride and water
4. Q: Which of the following is a chemical equation for the reaction of calcium with water?
a) Ca + H2O → CaO + H2
b) Ca + 2H2O → Ca(OH)2 + H2
c) Ca + H2O → Ca(OH)2 + H2
d) Ca + 2H2O → CaO + H2
Answer: b) Ca + 2H2O → Ca(OH)2 + H2
5. Q: What is the product formed when carbon dioxide is passed through lime water?
a) Calcium carbonate
b) Calcium oxide
c) Calcium bicarbonate
d) Calcium chloride
Answer: a) Calcium carbonate
6. Q: The reaction between copper oxide and hydrochloric acid produces:
a) Copper chloride and water
b) Copper sulfate and hydrogen gas
c) Copper chloride and carbon dioxide
d) Copper nitrate and oxygen gas
Answer: a) Copper chloride and water
7. Q: Which metal reacts vigorously with water, producing hydrogen gas?
a) Iron
b) Copper
c) Sodium
d) Silver
Answer: c) Sodium
8. Q: The chemical equation for the reaction of sulfuric acid with zinc is:
a) H2SO4 + Zn → H2 + ZnSO4
b) H2SO4 + Zn → ZnSO4 + H2
c) ZnSO4 + H2 → H2SO4 + Zn
d) Zn + H2SO4 → ZnSO4 + H2
Answer: b) H2SO4 + Zn → ZnSO4 + H2
9. Q: What is the product formed when copper reacts with nitric acid?
a) Copper sulfate and water
b) Copper chloride and hydrogen gas
c) Copper nitrate and water
d) Copper carbonate and carbon dioxide
Answer: c) Copper nitrate and water
10. Q: The chemical equation for the reaction of aluminum with hydrochloric acid is:
a) 2Al + 6HCl → 3H2 + 2AlCl3
b) Al + 3HCl → AlCl3 + H2
c) 3Al + 2HCl → 2AlCl3 + 3H2
d) 2Al + 3HCl → 3H2 + AlCl3
Answer: c) 3Al + 2HCl → 2AlCl3 + 3H2
11. Q: Which of the following metals does not react with water or steam?
a) Sodium
b) Potassium
c) Calcium
d) Copper
Answer: d) Copper
12. Q: What is the product formed when magnesium reacts with oxygen?
a) Magnesium sulfate
b) Magnesium oxide
c) Magnesium chloride
d) Magnesium carbonate
Answer: b) Magnesium oxide
13. Q: The chemical equation for the reaction of lead with hydrochloric acid is:
a) Pb + 2HCl → PbCl2 + H2
b) Pb + HCl → PbCl2 + H2
c) PbCl2 + H2 → Pb + 2HCl
d) 2Pb + 3HCl → 3PbCl2 + H2
Answer: a) Pb + 2HCl → PbCl2 + H2
14. Q: The reaction between zinc oxide and sulfuric acid produces:
a) Zinc sulfate and water
b) Zinc chloride and hydrogen gas
c) Zinc nitrate and oxygen gas
d) Zinc carbonate and carbon dioxide
Answer: a) Zinc sulfate and water
15. Q: The chemical equation for the reaction of copper with sulfuric acid is:
a) Cu + H2SO4 → CuSO4 + H2
b) CuSO4 + H2 → Cu + H2SO4
c) 2Cu + H2SO4 → CuSO4 + H2
d) Cu + H2SO4 → Cu2SO4 + H2
Answer: a) Cu + H2SO4 → CuSO4 + H2
16. Q: When dilute hydrochloric acid reacts with calcium carbonate, the products formed are:
a) Calcium chloride and carbon dioxide
b) Calcium sulfate and water
c) Calcium nitrate and oxygen gas
d) Calcium bicarbonate and water
Answer: a) Calcium chloride and carbon dioxide
17. Q: The chemical equation for the reaction of iron with sulfuric acid is:
a) Fe + 2H2SO4 → FeSO4 + 2H2O
b) FeSO4 + 2H2O → Fe + 2H2SO4
c) Fe + 2H2SO4 → FeSO4 + H2O
d) FeSO4 + H2O → Fe + 2H2SO4
Answer: a) Fe + 2H2SO4 → FeSO4 + 2H2O
18. Q: When copper reacts with oxygen in the air, what is the product formed?
a) Copper sulfate
b) Copper chloride
c) Copper oxide
d) Copper carbonate
Answer: c) Copper oxide
19. Q: The reaction between zinc and sulfuric acid produces:
a) Zinc nitrate and oxygen gas
b) Zinc carbonate and water
c) Zinc sulfate and hydrogen gas
d) Zinc chloride and oxygen gas
Answer: c) Zinc sulfate and hydrogen gas
20. Q: The chemical equation for the reaction of aluminum with oxygen is:
a) Al + O2 → Al2O3
b) Al2O3 + O2 → 2Al + 3O
c) 2Al + 3O2 → Al2O3
d) Al2O3 + O → 2Al + 3O2
Answer: a) Al + O2 → Al2O3
21. Q: What happens when silver nitrate solution is added to sodium chloride solution?
a) A yellow precipitate is formed.
b) A white precipitate is formed.
c) A blue precipitate is formed.
d) No precipitate is formed.
Answer: b) A white precipitate is formed.
22. Q: The chemical equation for the reaction of lead with oxygen is:
a) 2Pb + O2 → 2PbO
b) Pb + 2O2 → PbO2
c) PbO2 + O2 → Pb + 2O2
d) 2Pb + O2 → PbO2
Answer: a) 2Pb + O2 → 2PbO
23. Q: When dilute hydrochloric acid reacts with magnesium ribbon, the products formed are:
a) Magnesium nitrate and oxygen gas
b) Magnesium chloride and water
c) Magnesium sulfate and hydrogen gas
d) Magnesium carbonate and water
Answer: b) Magnesium chloride and water
24. Q: What happens when sulfur dioxide gas is passed through water?
a) Sulfuric acid is formed.
b) Sulfurous acid is formed.
c) Sulfur trioxide is formed.
d) Sulfur is formed.
Answer: b) Sulfurous acid is formed.
25. Q: The chemical equation for the reaction of lead with hydrochloric acid is:
a) Pb + HCl → PbCl2 + H2
b) 2Pb + 3HCl → 3PbCl2 + H2
c) PbCl2 + H2 → Pb + 2HCl
d) Pb + 2HCl → PbCl2 + H2
Answer: a) Pb + HCl → PbCl2 + H2
26. Q: When iron reacts with dilute sulfuric acid, the products formed are:
a) Iron nitrate and hydrogen gas
b) Iron sulfate and water
c) Iron carbonate and water
d) Iron chloride and oxygen gas
Answer: b) Iron sulfate and water
27. Q: The chemical equation for the reaction of calcium with oxygen is:
a) Ca + 2O2 → CaO2
b) 2Ca + O2 → Ca2O2
c) 2Ca + 2O2 → 2CaO
d) Ca + O2 → CaO
Answer: d) Ca + O2 → CaO
28. Q: What happens when aluminum reacts with hydrochloric acid?
a) Aluminum chloride and water are formed with the evolution of hydrogen gas.
b) Aluminum nitrate and oxygen gas are formed.
c) Aluminum sulfate and water are formed with the evolution of hydrogen gas.
d) Aluminum carbonate and water are formed.
Answer: a) Aluminum chloride and water are formed with the evolution of hydrogen gas.
29. Q: The chemical equation for the reaction of sodium with water is:
a) 2Na + 2H2O → 2NaOH + H2
b) Na + H2O → NaOH + H2
c) 2Na + H2O → Na2O + H2
d) Na + 2H2O → Na2O + H2
Answer: b) Na + H2O → NaOH + H2
30. Q: What happens when zinc oxide is heated with carbon?
a) Zinc oxide and carbon dioxide are formed.
b) Zinc oxide and carbon monoxide are formed.
c) Zinc and carbon dioxide are formed.
d) Zinc and carbon monoxide are formed.
Answer: b) Zinc oxide and carbon monoxide are formed.
Answers:
1. a) Zinc displaces copper, and the color of the solution changes to blue.
2. b) Iron oxide
3. a) Magnesium chloride and water
4. b) Ca + 3H2O → Ca(OH)2 + H2
5. a) Calcium carbonate
6. a) Copper chloride and water
7. c) Sodium
8. b) H2SO4 + Zn → ZnSO4 + H2
9. c) Copper nitrate and water
10. c) 3Al + 2HCl → 2AlCl3 + 3H2
11. d) Copper
12. b) Magnesium oxide
13. a) Pb + 2HCl → PbCl2 + H2
14. a) Zinc sulfate and water
15. a) Cu + H2SO4 → CuSO4 + H2
16. a) Calcium chloride and carbon dioxide
17. a) Fe + 2H2SO4 → FeSO4 + 2H2O
18. c) Copper oxide
19. c) Zinc sulfate and hydrogen gas
20. a) Al + O2 → Al2O3
21. b) A white precipitate is formed.
22. a) 2Pb + O2 → 2PbO
23. b) Magnesium chloride and water
24. b) Sulfurous acid is formed.
25. a) Pb + HCl → PbCl2 + H2
26. b) Iron sulfate and water
27. d) Ca + O2 → CaO
28. a) Aluminum chloride and water are formed with the evolution of hydrogen gas.
29. b) Na + H2O → NaOH + H2
30. b) Zinc oxide and carbon monoxide are formed.
Remember to practice writing and balancing chemical equations for various reactions involving metals and non-metals. Understanding these reactions will help you grasp the concepts better and perform well in your exams. Best of luck with your studies!