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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2012
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In which of the following reactions, standard reaction entropy change (\Delta S°) is positive and standard gibb's energy change (\Delta G°) decreases sharply with increasing temperature ?


( A ) CO(g) +\frac{1}{2}O_2(g)\rightarrow CO_2(g)
( B ) Mg(s)+\frac{1}{2}O_2(g)\rightarrow MgO(s)
( C ) \frac{1}{2}C\;graphite +\frac{1}{2}O_2(g)\rightarrow\frac{1}{2}CO_2(g)
( D ) C\;graphite+\frac{1}{2}O_2(g)\rightarrow CO(g)
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