Metals and Non-metals Class 10 MCQs Chapter Wise
Metals and Non‑metals – Class 10 MCQs Chapter Wise
Class: 10 | Subject: Science
Section: Chemistry
Based on: NCERT Syllabus | CBSE Board Examinations
1. Which of the following is a metal?
Answer: C
Iron shows metallic properties like conductivity and malleability.
Iron shows metallic properties like conductivity and malleability.
2. Metals are good conductors of:
Answer: C
Free electrons in metals allow conduction of heat and electricity.
Free electrons in metals allow conduction of heat and electricity.
3. Property of being hammered into sheets:
Answer: B
Malleability allows metals to form thin sheets.
Malleability allows metals to form thin sheets.
4. Non‑metals are generally:
Answer: C
They break easily when hammered.
They break easily when hammered.
5. Metal + Oxygen forms:
Answer: A
Metals form basic oxides.
Metals form basic oxides.
6. Nature of metal oxides:
Answer: B
They react with acids to form salt and water.
They react with acids to form salt and water.
7. Example of amphoteric oxide:
Answer: B
Reacts with both acids and bases.
Reacts with both acids and bases.
8. Metals react with water to produce:
Answer: B
Hydrogen gas evolves forming metal hydroxide.
Hydrogen gas evolves forming metal hydroxide.
9. Most reactive metal:
Answer: C
Top of reactivity series.
Top of reactivity series.
10. Least reactive metal:
Answer: C
Occurs in native state.
Occurs in native state.
11. Extraction of metals done from:
Answer: B
Ores contain high percentage of metal.
Ores contain high percentage of metal.
12. Concentration of ore removes:
Answer: B
Impurities are removed.
Impurities are removed.
13. Alloy is:
Answer: B
Homogeneous mixture of metals.
Homogeneous mixture of metals.
14. Brass is alloy of:
Answer: A
Copper and zinc form brass.
Copper and zinc form brass.
15. Stainless steel contains:
Answer: A
Chromium prevents rusting.
Chromium prevents rusting.
16. Corrosion of iron is called:
Answer: B
Iron reacts with oxygen and moisture.
Iron reacts with oxygen and moisture.
17. Galvanization prevents:
Answer: B
Zinc coating protects iron.
Zinc coating protects iron.
18. Non‑metals form oxides which are:
Answer: B
Example: CO₂, SO₂.
Example: CO₂, SO₂.
19. Graphite conducts electricity because:
Answer: A
Delocalized electrons allow conduction.
Delocalized electrons allow conduction.
20. Ionic compounds have:
Answer: B
Strong electrostatic forces require high energy.
Strong electrostatic forces require high energy.