1.
The least intermolecular forces are found in

2.
In electric field, "PVC" is used to make

3.
The material which John Hyatt used for his artificial ivory, was

4.
At the end of reaction, catalyst

5.
As compare to low density polythene, the high density polythene is

6.
The chemist who started plastic industry was an

7.
Ethene is obtained from

8.
Two major requirements for preparation of ammonia are

9.
The melting point of ice is

10.
When heat is provided to particles of solids, they gain

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