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- 1. Multiple Choice
Which of the following are suitable conditions for preparation of hydrogen chloride gas?
Heating NaCl and sulphuric acid at 200 degree celsius.
Heating NaCl and conc.sulphuric acid at any temperature.
Heating NaCl and conc.sulphuric acid at temperature above 200 degree celsius.
Heating NaCl and conc. sulphuric acid at temperature below 200 degree celsius
- 2. Multiple Choice
Name the drying agent/agents not used to dry hydrogen chloride gas
phosphorus pentaoxide
phosphorus pentaoxide and calcium oxide
calcium oxide
conc.sulphuric acid
- 3. Multiple Choice
Liquefied hydrogen chloride does not conduct electricity. It shows the
electrovalent nature of hydrogen chloride.
covalent nature of hydrogen chloride.
neutral nature of hydrogen chloride.
- 4. Multiple Choice
Why is inverted funnel arrangement is used to prepare hydrochloric acid?
to increase back suction.
to provide large surface area for absorption of HCl gas..
to prevent back suction.
to prevent back suction and provide large surface area for absorption of HCl gas.
- 5. Multiple Choice
Name the gas released when sodium sulphite reacts with hydrochloric acid.
hydrogen
chlorine
sulphur dioxide
sulphur trioxide
- 6. Multiple Choice
when dil HCl is poured over a sulphide of Iron, a gas with _________ odour is evolved
characteristic pungent
rotten egg
irritating
noxious
- 7. Multiple Choice
Which of the following compound gives white ppt. when reacts with hydrochloric acid?
copper nitrate
calcium carbonate
sodium sulphide
lead nitrate
- 8. Multiple Choice
When silver nitrate solution reacts with hydrochloric acid, it gives a thick curdy white ppt. which is soluble in excess of
sodium hydroxide
ammonium hydroxide
calcium hydroxide
nitric acid
- 9. Multiple Choice
Carbonates and bicarbonates reacts with hydrochloric acid to give salt, water and _____
chlorine
hydrogen
carbon dioxide
oxygen
- 10. Multiple Choice
In order to distinguish between nitric acid and hydrochloric acid, ________ solution is used
lead nitrate
barium nitrate
barium chloride
sodium hydroxide
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