Chemical Industries - 2


1. All detergents contain polar group-SO3Na.


2. PVC is prepared by the polymerization of ethane (CH2=CH2).


3. Turpentine oil is used in shoe polish to prevent it from drying.


4. NaOH+NH4Cl heat------------------->NaCl+NH3+H2O.


5. Vinyl chloride is used in the manufacture of bakelite.


6. Chemical formula of Caustic soda is




7. By heating lime stone (CaCO3 ) following gas is obtained




8. The original product obtained in the solvey's process is




9. The common washing soda is




10. Na2CO3+H2O+ __________ --------------->2NaHCO3




11. Compound used in fire extingusihers




12. Which salt is added to the soap and glycerine mixture




13. The compound used as a thinner in the preparation of paint is




14. The salt which increases the weight of soap is




15. Spirit varnish is such a type of varnish in which ________ liquid is used as a solvent for resin.







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