KVPY SX SB Exam 19-Nov-2017 Question Paper

Question : 55 of 120

Marks: +1, -0

The consecutive reaction X → Y → Z takes place in a closed container. Initially, the container has

A_0

moles of X (and no Y and Z).
The plot of total moles of the constituents in the container as a function of time will be

Solution:

\table ,X ,→, Y, → ,Z;t = 0,A_0,,0,,0;t = t ,A_{0-x },,y ,,z

So total moles of constituents will be more at any time 't' as compared to t = 0

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