ICSE Class 10 Redox Reactions — Mock Test (2027)
Free online mock test for Redox Reactions (ICSE Class 10 Chemistry) — 85 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 Redox Reactions 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.![daniell_cell_setup.png]() In the figure, the inverted U-tube connecting the two beakers above the solution levels is labelled Salt bridge. Its main function in the Daniell cell is to:
- A.Complete the circuit and maintain electrical neutrality of the two solutions
- B.Carry electrons from the anode to the cathode
- C.Supply Cu2+ ions to the zinc beaker
- D.Act as the external switch for the cell
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2.A redox couple is defined as having together the oxidised and reduced forms of a substance taking part in a/an:
- A.Oxidation or reduction half reaction
- B.Acid-base neutralisation
- C.Precipitation reaction
- D.Combination reaction
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3.What is the oxidation number of phosphorus in NaH2PO4?
- A.+5
- B.+3
- C.+4
- D.-3
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4.A displacement reaction in which an ion or atom in a compound is replaced by an ion or atom of another element is represented generally as:
- A.X + YZ to XZ + Y
- B.A + B to C
- C.C to A + B
- D.X + Y to XY
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5.Classify the reaction NaH(s) + H2O(l) to NaOH(aq) + H2(g):
- A.Displacement redox reaction (hydrogen of water displaced by hydride)
- B.Combination redox reaction
- C.Disproportionation reaction
- D.Non-redox decomposition reaction
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