Fiitjee doubts galore!!!

multi ans correct:
for a particular reaction,values of ∂H and ∂S are both +ve.which of the foll statements are true about it?
a)reaction is spontaneous at any temp
b)reaction is not spontaneous at any temp
c)reaction is spontaneous when temp is high enough to overcome ∂H
d)reaction is spontaneous when temp is low enough to overcome ∂H

plz giv ur views ans given is a,b,d how??

9 Answers

39
Pritish Chakraborty ·

How are answers a,b,d??? a and b are opposites bhai!

1
Arka Halder ·

in ans booklet its given that H2S decolourises KMnO4 acidified solution,but isnt yelloe colloidal S formed?

1
Arka Halder ·

thats whats given pritish(to my extreme surprise!!!!!!)

29
govind ·

S2- oxidises into S ..so it decolourises KMnO4 solution

1
lalit ·

only C be the correct answers

because at T=0 , ∂G=∂H
so ∂G = +

only C option is correct

1
ABHI ·

read the question correctly..the question was given as mark the INCORRECT statements, not the correct ones...!

1
ABHI ·

i gv it myslf so i know it

11
Gone.. ·

ARKA even i MISREAD the q(losing easy 5 marks thereby)

the actual q is "which is NOT true" ??

Only C is true,

therefore A,B,D are correct.

1
Arka Halder ·

yeah[2]
sorry guys.

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