Q.

When an organic compound is heated with CuO, carbon changes to CO2 and hydrogen to H2O.These oxides are tested by:

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a

CO2 by KOH, H2O by CaCl2

b

CO2 by Ca(OH)2, H2O by P2O5

c

CO2 by Ca(OH)2, H2O by anhydrous CuSO4

d

CO2 by KOH, H2O by anhydrous CuSO4

answer is 3.

(Detailed Solution Below)

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Detailed Solution

Org. Compound +CuO⟶ΔCO2+H2OTesting : 5H2O+CuSO4White→CuSO4.5H2OBlueCO2+CaOH2Lime water→CaCO3Milky+H2O
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