Question

For a reaction to occur spontaneously

• A. ( ∆H − T∆S ) must be negative
• B. ( ∆H + T∆S ) must be negative
• C. ∆H must be negative
• D. ∆S must be negative

Answer 1

The correct option is A

( ∆H − T∆S ) must be negative

$\Delta G=\Delta H-T\Delta S$ is negative for spontaneity