PSC Examination Expected Questions - 297

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1. Compounds with same molecular formulae but different structures are known as Isomers.
2. Pyrolysis is the chemical decomposition by the action of heat.
3. Heavy water is produced by the Girdler sulfide process.
4. Heliox is breathing gas composed of a mixture of helium and Oxygen. It is used to treat asthma.
5. Fuel of future is Hydrogen.
6. Metal of future is Titanium.
7. Wonder metal is Titanium.
8. Wondering drug is Aspirin.
9. Buffer solution prevent the changes in ph caused by addition of acid or alkali.
10. Alkaloid are nitrogen containing organic compounds produced by plants. Caffeine, piperine, margosein, gingerine, caspsacin, curcumin ete are examples of alkaloids.