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How many of the following gases/vapours ...

How many of the following gases/vapours are colourless?
`CO_(2),SO_(2),H_(2)S,NO_(2),HCl,Br_(2),I_(2),CO,Cl_(2)`

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The correct Answer is:
5
Colourless gases: `CO_(2),SO_(2),H_(2)S,HCl,CO`
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RESONANCE-TEST SERIES-CHEMISTRY
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  5. Which of the following statement is true?

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  6. CH(3)-CH(2)-OH In the given reaction A & B are respectively:

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  7. Which of the following reaction correctly reports the major product?

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  10. Which of the following reaction correctly reports the major product?

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  12. Which of the following is correct order?

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  14. In which of the following reaction CH(4) will be obtained? i. CH(3)-...

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  15. S(N)1 reaction underoges through carbocation intermediate as follows: ...

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