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 of the following is used as a solvent for noble metals such as gold and platinum?
- A.Aqua regia
- B.Concentrated hydrochloric acid
- C.Concentrated nitric acid
- D.Dilute sulphuric acid
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2.Which of the following experiments demonstrates the extreme solubility of hydrogen chloride gas in water?
- A.Flame test
- B.Fountain experiment
- C.Electrolysis
- D.Distillation
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3.Assertion: Dry hydrogen chloride gas has no effect on litmus paper. Reason: Hydrogen chloride gas is a strong acid. Which of the following is correct regarding the assertion and reason?
- A.Both assertion and reason are true, and the reason is the correct explanation.
- B.Both assertion and reason are true, but the reason is not the correct explanation.
- C.The assertion is true, but the reason is false.
- D.The assertion is false, but the reason is true.
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4.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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5.The acid which cannot act as an oxidizing agent is
- A.conc. HCl
- B.conc. HNO₃
- C.conc. H₂SO₄
- D.none of the above
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