CLASS X (THEORY)
One Paper Time : 2½ hours. Marks : 60

UNIT
MARKS

I. Chemical Substances
18

II. World of living
16

III. Effects of Current
10

IV. Light
08

V. Natural Resources
08

Total
60

Theme : Materials (55 Periods)
Unit 1 : Chemical Substances – Nature and Behaviour
Acids, bases and salts : General properties, examples and uses.
Chemical reactions : Types of chemical reactions : [...]

Read full story »