Equivalent amounts of H2 and I2 are heated in a closed vessel till equilibrium is obtained. If 80% of the hydrogen can be converted to HI the KC at this temperature is:
A
64
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B
16
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C
0.25
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D
4
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Solution
The correct option is B64 H2+I2⇌2HI At initial 110 At equal (1−0.8)(1−0.8)2×0.8 =0.2=0.2=1.6