Q8. Carbon is considered as an element while carbon dioxide is considered a
compound. This is because carbon dioxide is -
a. gas at room temperature
c. given off by green plants.
b. made of two different elements.
d. found in atmosphere
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Carbon dioxide is composed of one carbon atom covalently bonded to two oxygen atoms. It is a gas (at standard temperature and pressure) that is exhaled by animals and utilized by plants during photosynthesis. Carbon dioxide, CO2, is a chemical compound composed of two oxygen atoms and one carbon atom
Explanation:
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