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WorksheetsAcids Bases & Salts
Total questions: 10
Worksheet time: 9mins
Name the gas liberated when metals react with acids?
(a)
Which gas is liberated when Sodium hydrogen carbonate reacts with an acid?
Hydrogen
Carbondioxide
Nitrogen dioxide
Sulphur dioxide
What is plaster of Paris?
CaSO4 2.1H2O
CaSO4.2H2O
CaSO4
CaOCl2
What is used to disinfect water?
Baking Soda
Sodium carbonate
Bleaching Powder
Sodium Hydroxide
Which compound is used to make soda acid fire extinguisher?
Sodium Carbonate
Sodium Hydroxide
Bleaching Powder
Sodium Hydrogen Carbonate
Which compound is prepared using Chlor Alkali process?
Plaster of Paris
Bleaching Powder
Sodium hydroxide
Sodium carbonate
When acid and base reacts ........... and .............. are formed?
Salt , Hydrogen
Salt, Water
Salt, Carbon dioxide
Hydrogen, carbondioxide
Metallic oxides are basic in nature.
True
False
Baking Powder is.............
Baking Soda + Mild Base
Baking Soda + Mild acid
Only Baking Soda
Baking Soda + Sodium Carbonate
Confirmatory test for Carbon dioxide gas is:
Carbon dioxide burns with a POP sound
It smells of burning Sulphur
Carbon dioxide turns lime water milky
Carbon dioxide turn red litmus blue
