ICSE Class 10 Study of Acids, Bases and Salts — Mock Test (2027)

Free online mock test for Study of Acids, Bases and Salts (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.

Sample questions

1. 1.Which of the following represents the balanced chemical equation for the reaction of manganese with very dilute nitric acid?
   • A.Mn + HNO₃ (very dil.) → Mn(NO₃)₂ + H₂↑
   • B.Mn + 2HNO₃ (very dil.) → Mn(NO₃)₂ + H₂↑
   • C.Mn + 4HNO₃ (very dil.) → Mn(NO₃)₂ + 2H₂O + 2NO₂↑
   • D.2Mn + 2HNO₃ (very dil.) → 2MnNO₃ + H₂↑
2. 2.State the inference drawn from the observation: Salt S is prepared by reacting dilute sulphuric acid with copper oxide. Which of the following correctly identifies salt S?
   • A.Copper [I] sulphate (Cu₂SO₄)
   • B.Copper [II] sulphate (CuSO₄)
   • C.Copper sulphide (CuS)
   • D.Copper [II] sulphite (CuSO₃)
3. 3.The salt prepared by the method of direct combination is
   • A.iron (III) Sulphide
   • B.iron (III) Chloride
   • C.iron (III) Sulphide
   • D.None of the above
4. 4.(i) Hydroxide of this metal is soluble in sodium hydroxide solution
   • A.Magnesium
   • B.Lead
   • C.Silver
   • D.Copper
5. 5.Given the following sequence of conversions, identify the correct set of reagents or conditions (A, B, D) that achieve each transformation: $$\mathrm{ZnSO_4} \xrightarrow{\mathrm{A}} \mathrm{ZnCO_3} \xrightarrow{\mathrm{B}} \mathrm{Zn(NO_3)_2}$$ $$\mathrm{ZnO} \xleftarrow{\mathrm{D}} \mathrm{Zn(OH)_2}$$
   • A.A: Na₂CO₃, B: HNO₃, D: Heating
   • B.A: NaOH, B: HCl, D: Cooling
   • C.A: NaCl, B: H₂SO₄, D: Electrolysis
   • D.A: Na₂SO₄, B: HNO₃, D: Dissolution in water