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20Carbon dioxide is colorless and odorless.
Carbon dioxide is lighter than air.
Lime water turns milky due to calcium carbonate formation.
Carbon dioxide supports combustion.
Solid carbon dioxide is called dry ice.
Carbon dioxide is toxic in nature.
CO₂ is used in soft drinks.
Photosynthesis occurs without carbon dioxide.
Carbon dioxide is a non-metallic oxide.
Carbon dioxide is used in fire extinguishers.
Percentage: 0%
What products are formed on heating of limestone to a high temperature using coal?
Which of the following statements is true?
Which compounds are formed when carbon dioxide gas is passed through lime water for some time?
Carbon dioxide is produced during
Which gas turns lime water milky?
Carbon dioxide is a
Which substance is used to prepare CO₂ in the lab?
Carbon dioxide supports burning of
Dry ice is
Which turns blue litmus red?
Atmospheric air contains about ______.03% carbon dioxide by volume.
Carbon dioxide is neither combustible nor a supporter of ______.
Green plants use carbon dioxide during ______.
Carbon dioxide dissolves in water to form ______ acid.
Lime water turns ______ white when carbon dioxide is passed through it.
Carbon dioxide is ______.5 times heavier than air.
Carbon dioxide is collected by the ______ displacement of air.
Carbon dioxide is prepared in the laboratory by reacting calcium carbonate with ______ hydrochloric acid.
Atmospheric air contains about ______.03% carbon dioxide by volume.
Carbon dioxide is collected in the gas jar because it is ______ than air.