JEE Main 2022 · 28 Jul · Shift 1 · Chemistry Q62

ChemistrySingle correct+4 / -1Question 62 of 90

Which of the following relation is not correct ?

\Delta H=\Delta U-P\Delta V

\Delta U=q+W

\Delta S_{sys}+\Delta S_{surr}\ge0

\Delta G=\Delta H-T\Delta S

Answer and worked solution

Official answer: A

$\Delta H=\Delta U+P\Delta V$ , so the relation with a minus sign is wrong.

(A)

Topics:First law and enthalpy Gibbs energy and spontaneity

JEE Main 2022 · 28 Jul · Shift 1, Chemistry question 62