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Chemistry
Foreign - 2014
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Q7 of 55 Page 1

Name the compound which on polymerization gives neoprene?

Chloroprene( 2-chloro-buta-1,3-diene) polymerises to give neoprene. It is a kind of rubber.


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5

Express the relation between atomic radius(r) and edge length(a) of a f.c.c unit cell.

6

Which of the two is more basic and why?

9

Write the role of the following:

(i) CO in the purification of Nickel.


(ii) Graphite rod in the electrometallurgy of aluminium.


10

Complete the following equations:

(i)


(ii)


Questions · 55
Foreign - 2014
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