ICSE CHEMISTRY SEMESTER 2 MCQs 1 with solutions

ICSE CHEMISTRY Class 10 SEMESTER 2 MCQs 1 with solutions

1. Hydrogen chloride gas is dried using __________.

A) Conc. H₂SO₄         B) Conc.HNO₃              C) CaO                     D) CaCl₂

2. The suitable pressure in Haber’s process to prepare Ammonia from Nitrogen and Hydrogen is:

A) 20atm                     B) 200-900atm              C) 1-2atm                 D) 10-100atm

3. The oxidized product formed when Sulphur is treated with Conc.H₂SO₄

A) SO₂                        B) S                                C) SO₃                      D) H₂S

4. The salt formed when dil.H₂SO₄ reacts with insufficient Sodium hydroxide:

A) Na₂SO₄                  B) NaHSO₄                    C) MgCl₂                  D) NaCl

5. Conc. HNO₃ is a strong __________ agent.

        A) Oxidising                   B) drying                        C) reducing              D) dehydrating

6. Which of the following compound is not suitable for the preparation Ammonia by heating with an alkali?

A) Ammonium sulphate

B) Ammonium chloride

C) Ammonium nitrate

D) Ammonium sulphate and Ammonium chloride

7. This is not an organic acid

A) Tartaric acid           B) Citric acid                 C) Carbonic acid    D) Acetic acid

8. A reddish brown gas :

A) H₂S                        B) NO₂                           C) CO₂                     D) Cl₂

9. A non-volatile acid:

A) HNO₃                     B) H₂SO₄                       C) HCl                     D) H₂SO₃

10. The gas released when dil. acids react with metal carbonates

A) H₂S                        B) CO₂                           C) Cl₂                       D) SO₂ 

11. Which of the following is not a strong base

A) NaOH                    B) LiOH                         C) Zn(OH)₂             D) KOH

12. Which one of the following statement does not describe the property of alkenes.

A) Unsaturated Hydrocarbons                     B) Undergo addition reactions

C) Undergo substitution reaction             D) decolourizes Bromine water

13. The organic compound which gives a white precipitate with Ammoniacal Cuprous chloride.

A) Ethyne                   B) Ethene                                      C) Ethane               D) Ethylene

14. The general formula C_nH_2n represents _{_____________}

A) Alkanes                                    B) Alkenes                  C) Alkynes            D) Alcohols.

15. Which of the following is not an oxidizing agent?

        A) Conc. H₂SO₄              B) Conc. HNO₃             C) Conc. HCl     D) MnO₂

16. A gas which is obtained in the catalytic oxidation of Ammonia in excess Oxygen.

A) Nitric oxide            B) Nitrogen dioxide         C) Ammonia         D) HCl

17. The hydrocarbon having this type of bond gives test for unsaturation:

A) –OH                       B) –C –C –                  C) –C–O–C–            D) –C=C–

18. The gas produced when dil. Nitric acid is added to Copper metal:

A) N₂                                   B) NO                                 C) NO₂                            D) N₂O

19. An example of monobasic acid:

A) Acetic acid

B) Sulphuric acid

C) Phosphoric acid

D) Pyrosulphuric acid

20. The catalyst used in Haber’s process.

A) Manganese dioxide

B) Platinum

C) Iron

D) Vanadium pentoxide