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.

Sample questions

1. 1.In the preparation of carbon monoxide from oxalic acid, what is the role of concentrated sulphuric acid?
   • A.Acts as a reducing agent to produce CO gas
   • B.Acts as a dehydrating agent to remove water from oxalic acid
   • C.Acts as a catalyst to speed up the decomposition of oxalic acid
   • D.Acts as an oxidizing agent to convert oxalic acid to CO₂
2. 2.How should dilute sulphuric acid be prepared from concentrated sulphuric acid?
   • A.Add water to concentrated acid slowly with stirring.
   • B.Add concentrated acid to a large volume of water with constant stirring.
   • C.Mix concentrated acid and water in equal volumes at once.
   • D.Heat concentrated acid first, then add water dropwise.
3. 3.Match the Column I with Column II.

   Column-I	Column-II
   (i) Sulphur dioxide	(a) Sulphuric acid
   (ii) Oil of vitriol	(b) Burning sulphur smell
   (iii) Oleum	(c) Rotten egg smell
   (iv) Sulphur trioxide	(d) Pyrosulphuric acid
   (v) Hydrogen sulphide	(e) Anhydride of sulphuric acid

4. 4.Which of the following are two industrial uses of sulphuric acid?
   • A.Manufacture of glass and ceramics.
   • B.Manufacture of fertilisers and explosives.
   • C.Production of synthetic rubber and plastics.
   • D.Extraction of metals and refining petroleum.
5. 5.Salt S is prepared by reacting dilute sulphuric acid with copper oxide. Identify salt S.
   • A.Copper chloride
   • B.Copper sulphate
   • C.Copper nitrate
   • D.Copper carbonate