MetallurgyHard

Question

Selection of temperature to carry out a reduction process depends so as to make :

Options

A.ᐃG negative
B.ᐃG positive
C.ᐃH negative
D.ᐃH positive

Solution

For a reduction process the change in the free energy, ᐃG must be negative and to make ᐃG negative temperature should be high enough so that TᐃS > ᐃH.

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