Chemistry in the Service of Mankind | Class 12 Applied Chemistry

Chemistry in the Service of Mankind

SYLLABUS:

• 18. Chemistry in the Service of Mankind

• 18.1 Explain addition and condensation polymers.

• 18.2 Explain elastomers and fibers.

• 18.3 Describe natural and synthetic polymers.

• 18.4 Explain some synthetic polymers (polythene, PVC, Teflon, polystyrene, nylon and Bakelite).

• 18.5 Explain types of dyes on the basis of structure and method of application.
• 18.6 Describe characteristics of drugs.

• 18.7 Differentiate natural and synthetic drugs.

• 18.8 Classify some common drugs.

• 18.9 Be aware of adverse effect of drug addiction.

• 18.10 Explain insecticides, herbicides and fungicides

Unit 18: Chemistry in the Service of Mankind Notes:

Polymers :

Addition and condensation polymers ; Elastomers and fibres ; Natural and synthetic polymers ; Some synthetic polymers (polythene, PVC, Teflon, polystyrene, nylon and Bakelite ;

Dyes :

Introduction; Types of dyes on the basis of structure and method of application;

Drugs :

Characteristics of drugs; Natural and synthetic drugs ; Classification of some common drugs; Habit forming drugs and drug addiction ;

Pesticides :

Introduction to insecticides, herbicides and fungicides

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