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Which gas is used in fire extinguishers because it does not support combustion?
What color does lime water turn when carbon dioxide is passed through it?
Which form of carbon is used in the purification of water and to remove odors?
Which of the following contains the highest percentage of carbon?
What type of chemical bond is primarily formed by carbon?
The fuel used in our homes in gas cylinders (LPG) is mainly:
Which of the following is an amorphous form of carbon?
Which gas is produced when calcium carbonate reacts with dilute hydrochloric acid?
Carbon monoxide is dangerous because it reacts with:
Which of the following is used as a moderator in nuclear reactors?
Which substance is formed when carbon burns in a limited supply of air?
Which of the following carbon compounds is used in making jewelry?
Which allotrope of carbon consists of 60 carbon atoms arranged in a sphere?