ICSE Class 10 Sulphuric Acid (H2SO4) — Mock Test (2027)
Free online mock test for Sulphuric Acid (H2SO4) (ICSE Class 10 Chemistry) — 20 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.
What to expect: This mock test covers key concepts from the Sulphuric Acid (H2SO4) chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.
Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.
Sample questions
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1.Complete the reaction: $$\mathrm{Zn} + 2\mathrm{H_2SO_4} \longrightarrow$$ (Conc.)
- A.$$\mathrm{ZnSO_4} + \mathrm{H_2} \uparrow$$
- B.$$\mathrm{ZnSO_4} + \mathrm{SO_2} \uparrow + 2\mathrm{H_2O}$$
- C.$$\mathrm{ZnO} + \mathrm{SO_3} + \mathrm{H_2O}$$
- D.$$\mathrm{ZnS} + 2\mathrm{O_2}$$
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2.Which balanced chemical equation correctly shows the action of dilute sulphuric acid on zinc sulphide?
- A.ZnS + H₂SO₄ → ZnSO₄ + H₂S
- B.ZnS + H₂SO₄ → ZnO + SO₂ + H₂
- C.ZnS + 2H₂SO₄ → ZnSO₄ + SO₂ + 2H₂O
- D.ZnS + H₂SO₄ → Zn + H₂S + SO₃
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3.(i) Choose the correct answer from the options given below: The catalyst used in the Contact Process is:
- a.Copper
- b.Iron
- c.Vanadium pentoxide
- d.Manganese dioxide
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4.What is the product formed when concentrated sulphuric acid is added to sugar crystals?
- A.A white crystalline solid of glucose sulphate.
- B.A black spongy mass of sugar charcoal.
- C.A colourless gas with a pungent smell.
- D.A yellow liquid with a sweet odour.
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5.Which of the following balanced chemical equations correctly represents sulphur dioxide acting as an oxidizing agent?
- A.SO₂ + H₂O → H₂SO₃
- B.2 H₂S + SO₂ → 2 H₂O + 3 S
- C.SO₂ + O₂ → 2 SO₃
- D.SO₂ + Cl₂ → SO₂Cl₂
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