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Questions and Answers
What gas is produced when dilute H2SO4 is added to a salt containing CO32-?
What gas is produced when dilute H2SO4 is added to a salt containing CO32-?
- Colourless and odourless gas that turns limewater milky (correct)
- Colourless gas which smells like rotten eggs
- Light brown gas having a pungent smell
- Colourless, pungent-smelling gas
Which gas is emitted when dilute H2SO4 reacts with a salt containing SO32-?
Which gas is emitted when dilute H2SO4 reacts with a salt containing SO32-?
- Colourless and odourless gas that turns limewater milky
- Colourless gas which smells like rotten eggs
- Light brown gas having a pungent smell
- Colourless, pungent-smelling gas (correct)
What is the characteristic smell of the gas produced when dilute H2SO4 is added to a salt containing S2-?
What is the characteristic smell of the gas produced when dilute H2SO4 is added to a salt containing S2-?
- Colourless gas which smells like rotten eggs (correct)
- Light brown gas having a pungent smell
- Colourless, pungent-smelling gas
- Colourless and odourless gas that turns limewater milky
What color and smell is associated with the gas produced when dilute H2SO4 reacts with a salt containing NO2–?
What color and smell is associated with the gas produced when dilute H2SO4 reacts with a salt containing NO2–?
Flashcards
Gas from CO32- + H2SO4
Gas from CO32- + H2SO4
Colourless and odourless gas that turns limewater milky.
Gas from SO32- + H2SO4
Gas from SO32- + H2SO4
Colourless, pungent-smelling gas.
Gas from S2- + H2SO4
Gas from S2- + H2SO4
Colourless gas which smells like rotten eggs.
Gas from NO2- + H2SO4
Gas from NO2- + H2SO4
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