ENTRANCE TEST – 2008 Multiple Questions and Answers.




31.Which element has the largest number of allotropic forms?
A. Phosphorous.
B. Sulphur.
C. Oxygen.
D. Both A & C.

32.With increase in number of unpaired electrons, paramagnetism:
A. Increases.
B. Decreases.
C. Remains constant.
D. Decreases then increases.

33.Which metal is commonly used to remove air bubbles from molten metals?
A. Aluminium.
B. Copper.
C. Sodium.
D. Calcium.

34.Which of the following bonds has minimum bond energy?
A. C – F.
B. C – Cl.
C. C – I.
D. C – Br.

35.Which of the following does not react with water?
A. Li.
B. Na.
C. Mg
D. Be.

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