A. hydrogen sulphide
B. carbon(ii)oxide
C. chlorine
D. sulphur(iv)oxide

Correct Answer:

Option B – carbon(ii)oxide

Explanation

When too much carbon monoxide is in the air you’re breathing, your body replaces the oxygen in your red blood cells with carbon monoxide.

SEE ALSO  8g of CH4 occupies 11.2 at S.T.P. What volume would 22g of CH3CH2CH3 occupy under the same condition?

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