List of top Chemistry Questions asked in IIT JAM BT

Fehling’s solution
In metal–carbonyl complexes, the $\pi$-back bonding is
For an autocatalytic second-order reaction R $\rightarrow$ P, the rate law is
[where v is the rate of the reaction and k is the rate constant]
Among CH$_4$, H$_2$O, NH$_3$ and PH$_3$, the molecule having the smallest percent s character for the covalent bond (X–H) is