ICSE Class 10 Hydrogen Chloride (HCl) — Mock Test (2027)
Free online mock test for Hydrogen Chloride (HCl) (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 Hydrogen Chloride (HCl) 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.Which gas from the list produces dense white fumes when reacted with
- A.Ammonia
- B.Ethane
- C.Hydrogen chloride
- D.Hydrogen sulphide
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2.Which drying agent is used in the process of drying hydrogen chloride gas?
- A.Anhydrous calcium chloride
- B.Concentrated sulphuric acid
- C.Phosphorus pentoxide
- D.Quicklime (calcium oxide)
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3.Assertion: Hydrogen chloride gas reacts with metals above hydrogen in the activity series to produce hydrogen gas. Reason: Metals above hydrogen in the activity series displace hydrogen from acids. (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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4.Hydrogen chloride gas is dried by using which of the following substances?
- A.Concentrated sulphuric acid
- B.Quick lime (calcium oxide)
- C.Anhydrous calcium chloride
- D.Phosphorus pentoxide
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5.(ix) When nitric acid reacts with hydrochloric acid, which of the following represents the correct balanced chemical equation for the reaction?
- A.HNO₃ + HCl → NO₂ + Cl₂ + H₂O
- B.HNO₃ + 3HCl → NOCl + 2[Cl] + 2H₂O
- C.HNO₃ + HCl → NO + Cl₂ + H₂O
- D.2HNO₃ + 6HCl → 2NOCl + 3Cl₂ + 4H₂O
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