Lesson 4 of 5 • 3 upvotes • 15:00mins
Electrolysis of brine solution: manufacturing of sodium hydroxide. Water of crystallization: copper sulphate pentahydrate, ferrous sulphate heptahydrate, sodium carbonate decahydrate(washing soda), soda ash, baking soda, sodium hydrogen carbonate( sodium bicarbonate), baking powder. Bleaching powder.
5 lessons • 1h 9m
PH Scale, Acid- Base Indicator: Natural, Synthetic, Olfactory, Universal (in Hindi)
13:00mins
Importance of pH in Everyday Life, Acid and Base in Absence of Water (in Hindi)
14:15mins
Family of salts,conduction of electricity of salts,pH value of neutral salt,basic salt,acidic salt.
12:54mins
Water of Crystallization, Bleaching Powder, Washing Soda,Baking Soda, Plaster of Paris (in Hindi)
15:00mins
Important Questions Asked in Board Examination (in Hindi)
14:17mins