Q 1 :    

For an endothermic reaction  

A.   $q_p$ is negative
B.   ${∆}_{\mathrm{r}}\mathrm{H}$ is positive
C.   ${∆}_{\mathrm{r}}\mathrm{H}$ is negative
D.   $q_p$ is positive

Choose the correct answer from the options given below.            [2024]

 

• B and D

   

• C and D

   

• A and B

   

• A and C