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.Assertion: Sulphuric acid is commonly called the 'king of chemicals.' Reason: Sulphuric acid is used in the manufacture of a wide variety of chemicals and is involved in many industrial processes.
- A.Both assertion and reason are true and reason is the correct explanation of assertion.
- B.Both assertion and reason are true, but reason is not the correct explanation of assertion.
- C.Assertion is true, but reason is false.
- D.Assertion is false, but reason is true.
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2.When dilute sulphuric acid reacts with iron sulphide, the gas evolved is
- A.Hydrogen sulphide
- B.Sulphur dioxide
- C.Sulphur trioxide
- D.Vapour of sulphuric acid
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3.Which reagent from the list—
- A.Ammonium hydroxide
- B.Barium chloride
- C.Sodium chloride
- D.Sodium hydroxide
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4.The table below relates to the Contact process, an important industrial process. Identify the correct catalyst and the balanced equation for the catalysed reaction, as well as the final output of the process.
Name of Process Inputs Catalyst Equation for catalysed reaction Output Contact process Sulphur dioxide + Oxygen - A.Catalyst: Iron; Equation: 2SO₂ + O₂ → 2SO₃; Output: Sulphur trioxide
- B.Catalyst: Vanadium pentoxide; Equation: 2SO₂ + O₂ → 2SO₃; Output: Sulphuric acid
- C.Catalyst: Platinum; Equation: SO₂ + O₂ → SO₃; Output: Sulphur dioxide
- D.Catalyst: Manganese dioxide; Equation: 2SO₂ + O₂ → 2SO₄; Output: Sulphuric acid
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5.Assertion : Sulphuric acid is used in the manufacture of fertilizers. Reason : Sulphuric acid is a source of sulfate ions, which are essential for plant growth. (a) Both assertion and reason are true and reason is the correct explanation of assertion. (b) Both assertion and reason are true, but reason is not the correct explanation of assertion. (c) Assertion is true, but reason is false. (d) Assertion is false, but reason is true.
- A.Both assertion and reason are true and reason is the correct explanation of assertion.
- B.Both assertion and reason are true, but reason is not the correct explanation of assertion.
- C.Assertion is true, but reason is false.
- D.Assertion is false, but reason is true.
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