Chemistry Class 12 Chapter 15
Common Chemical Industries in Pakistan
Test 8

Chemistry Class 12
1.    The element like N,P,K added into the large amount in soil are called?




Chemistry Class 12
2.    The material which is produced by burning an animate mixture of calcareous and argillaceous material?




Chemistry Class 12
3.    Reaction of ammonia and phosphoric acid Is produce?




Chemistry Class 12
4.    Who introduced cement?




Chemistry Class 12
5.    Composition of lime in cement?




Chemistry Class 12
6.    How many zones through which charge passes in rotary kiln?




Chemistry Class 12
7.    Composition of sodium oxide in cement?




Chemistry Class 12
8.    Which fiber contains 85% acrylonitrile by weight?




Chemistry Class 12
9.    Select the name of reedy plants from which word paper is derived?




Chemistry Class 12
10.    Phosphorous is very useful in growth of?
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