Rules

1. The test consists of 5 MCQs.

2. You can attempt any question at random but sequential answering is suggested.

3. If you wish, the EXPLANATION can be viewed immediately after answering a question. If not, you can see at the end of the test.

4. After completing the test, click FINISH button to view your PERFORMANCE REPORT.

5. Your option to a particular question will be locked if you have viewed its EXPLANATION.
All the options answered will be locked after hitting the FINISH button. Until then you can change your option(s).

6. Remember this is not a test of speed. However, the time taken to complete the test and number of hints used are displayed in the report.

  • 1. A copper calorimeter weighing 0.l kg contains 0.2 kg of water at 20°C. The mass of the ice that should be added to the water in the calorimeter so that the temperature falls to 10°C is...... (Specific heat of copper 420 J kg–1 K–1 and latent heat of fusion of ice is 336000 J kg–1 )

    • a) 2.33 kg
    • b) 0.0233 kg
    • c) 0.233 kg
    • d) 3.233 kg
    Check Answer

  • 2. X = 4x3 + 2x2 + 8x + 7. If X + A = X, then A is

    • a) 1
    • b) – 1
    • c) 0
    • d) 2
    Check Answer

  • 3.
    The above reaction results in 98% racemisation the reaction mainly follows

    • a) SN1 mechanism
    • b) SN2 mechanism
    • c) E1 – mechanism
    • d) E2 – mechanism
    Check Answer

  • 4. Hydrolysis of sucrose with dilute aqueous sulphuric acid yields

    • a) 1:1 D(+)-Glucose; D-(-)- fructose
    • b) 1:2 D-(+)-Glucose; D-(-)- fructose
    • c) 1:1 D-(-)-Glucose; D-(+)- fructose
    • d) 1:2 D-(-)Glucose; D-(+)- fructose
    Check Answer

  • 5. 3grams of H2 and 24 grams of O2 are present in a gaseous mixture at constant temperature and pressure. The partial pressure of H2 is

    • a) of total pressure
    • b) of total pressure
    • c) of total pressure
    • d) of total pressure
    Check Answer