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Chemistry
10th
grade
ICSE CLASS 10 CHEMISTRY QUIZ #3 Practical Chemistry
10 questions
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- 1. Multiple Choice
The gas produced when excess ammonia reacts with chlorine
Nitrogen
Hydrogen
Chlorine
HCl
- 2. Multiple Choice
A gas which produce acidified potassium dichromate to green
Nitrogen dioxide
Chlorine
Sulphur dioxide
Hydrogen Sulphide
- 3. Multiple Choice
Colourless gas which has sharp pungeant smell and gives dense white fumes with HCl
Nitrogen dioxide
Sulphur dioxide
Hydrogen sulphide
Ammonia
- 4. Multiple Choice
The gas evolved when dil.Sulphuric acid reacts with sodium sulphite
Hydrogen sulphide
Sulphur dioxide
Sulphur
Carbon dioxide
- 5. Multiple Choice
An acid which is not a hydro acid
H2S
H2SO3
HCl
HBr
- 6. Multiple Choice
The metal oxide which can react with acid as well as alkali is
silver oxide
copper(II) oxide
Aluminium oxide
calcium oxide
- 7. Multiple Choice
The hydroxide which is soluble in excess of sodium hydroxide
Fe(OH)3
Fe(OH)2
Al(OH)3
Zn(OH)2
- 8. Multiple Choice
Nitrogen dioxide is a :
greenish yellow coloured gas
colourless
reddish brown coloured gas
none of these
- 9. Multiple Choice
When a freshly prepared solution of ferrous sulphate is added to the salt solution and a conc sulphuric acid is gently poured from the side of the test tube,a brown ring is formed which indicates the presence of
sulphite ion
sulphate ion
carbonate ion
nitrate ion
- 10. Multiple Choice
Which one of the following will not produce acid when made to react with water
Carbon monoxide
Carbon dioxide
Nitrogen dioxide
Sulphur trioxide
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