List of top Chemistry Questions

Which of the following compound, on reaction with $NaOH$ and $Na _{2} O _{2}$, gives yellow colour?
In which of the following methane is formed?
Reduction of benzoyl chloride with $ Pd - BaSO_4 $ produces
Ammonia, on reaction with excess of chlorine, gives
Which one of the following is the correct order of the size of iodine species?
Ketones [RCOR] where $R=R_1 =$ alkyl group, can be obtained in one step by
$D_2O$ is used more in
Which of the following has the smallest size ?
Which of the following has square planar structure ?
What is the correct sequence of bond order ?
Ethyl alcohol gives ethyl chloride with the help of
In which of the following pairs, the two species are iso - structural ?
Which of the following is an organometallic compound?
The number of moles of $KMnO_4$ that will be needed to react completely with one mole of ferrous oxalate in acidic medium is
The critical temperature of water is higher than that of $O_2$ because the $H_2O$ molecule has
The compressibility factor of an ideal gas is
The average translational energy and the rms speed of molecules in a sample of oxygen gas at 300 K are $6.21 \times 10^{-21}$ J and 484 m/s respectively. The corresponding values at 600 K are nearly (assuming ideal gas behaviour)
During debromination of meso-2,3-dibromobutane, the major compound formed is
(CH$_3 )_3$CMgCl on treatment with D$_2O$ produces
In Cannizzaro's reaction, the intermediate which is the best hydride donor is
Which one of the following species is not a pseudo halide?
How many optically active stereoisomers are possible for butane-2, 3-diol ?
When cyclohexane is poured on water, it floats because
The standard reduction potentials of $Cu^{2+} / Cu $ and $Cu^{2+} / Cu^+$ are 0.337 V and 0.153 V respectively. The standard electrode potential of $Cu^+ /Cu$ half-cell is
Which of the following compounds is expected to be coloured?