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Q.

1.2 g of carbon is burnt completely in oxygen (limited supply) to produce CO and CO2.This mixture of gases is treated with solid I2O5. (to know the amount of CO produced). The liberated iodine required 120 mL of 0.1 }.f hypo solution for complete titration. The percentage carbon converted into CO is:

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a

30%

b

70%

c

50%

d

100%

answer is D.

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Detailed Solution

The reaction is given as,

Question Image

Here, the n factor for I2O5 is 0 and n factor for I2 is 0.

The percentage carbon converted into CO is:

Question Image

Thus, the correct option is D.

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