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1) prepare any two basic principles of unit operation.

2) Describe the preparation, and uses of bleaching powder in detail.

3) describe how you will prepare sulphur from waste of Leblanc process?

4) prepare down the small scale preparation of copper sulphate.

5) Describe the function of gypsum in setting of cement.

6) What do you mean by Crooke’s glass?

7) Distinguish paint from varnish.

8) prepare down the composition and uses of water gas.

9) prepare brief notes on triple super phosphate.

10) Distinguish red phosphorous and white phosphorous.

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