1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
2Zn + O2 $$ \to $$ 2ZnO;  $$\Delta $$Go = $$-$$ 616 J
2Zn + S2 $$ \to $$ 2ZnS;  $$\Delta $$Go = $$-$$ 293 J
S2 + 2O2 $$ \to $$ 2SO2;   $$\Delta $$Go = $$-$$408 J
$$\Delta $$Go for the following reaction
2ZnS + 3O2 $$ \to $$  2ZnO + 2SO2 is
A
$$-$$ 731 J
B
$$-$$ 1317 J
C
$$-$$ 501 J
D
+ 731 J
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
For the reaction,
C2H5OH(l) + 3O2(g) $$ \to $$ 2CO2(g) + 3H2O(l)
which one is true
A
$$\Delta $$H = $$\Delta $$E $$-$$RT
B
$$\Delta $$H = $$\Delta $$E + RT
C
$$\Delta $$H = $$\Delta $$E + 2RT
D
$$\Delta $$H = $$\Delta $$E $$-$$ 2RT
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