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Question
Compare the three main components of air i.e. nitrogen, oxygen and carbon dioxide with reference to their density and solubility, nature and reactivity.
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Solution
| Nitrogen | Oxygen | Carbon dioxide | |
| Density | As heavy as air | Slightly heavier than air | `1 1/2` times heavier than air |
| Solubility | Very slightly soluble | Slightly soluble | Fairly Soluble in water |
| Nature | Neutral | Neutral | Slightly acidic |
| Reactivity | Unreactive | Very reactive | Reactive |
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