Properties of Carbon Dioxide
Trending Questions
- It is a blue colour gas.
- It dissolves in water to form acidic solution.
- It supports combustion.
- It reacts with lime water to form calcium carbonate.
Dry ice is
Gaseous carbon dioxide
Liquid carbon dioxide
Solid carbon dioxide
Carbon Dioxide in any state
- True
- False
Dry ice is
Gaseous carbon dioxide
Solid carbon dioxide
Liquid carbon dioxide
Carbon Dioxide in any state
Which gas is utilised by plants during the process of photosynthesis?
- Nitrogen
- Oxygen
- Hydrogen
- Carbon dioxide
The following statements regarding characteristic of carbon dioxide (CO2) are true except that it is:
It is a colourless gas.
It is lighter than air.
It is an odourless gas.
It does not support combustion.
Assertion: Carbon dioxide is used in fire extinguishers.
Reason: Carbon dioxide is a colourless and odourless gas.
Both assertion and reason are true and the reason is the correct explanation for the assertion.
Both assertion and reason are true but the reason is not the correct explanation for the assertion.
The assertion is true but the reason is false.
The assertion is false but the reason is true.
Which of the following compound is used in soda water and a soft drink?
- Carbon monoxide.
- Carbon dioxide.
- Methane.
- Ethane.
why do materials lose their properties upon mixing with another material to form compoundfs?
eg: oxygen + hydrogen = water, when oxygen supports burning and hydrogen is highly inflammable, water acts as an extinguisher of fire.
- heat
- nitrogen
- water vapour