List of top Chemistry Questions

Reaction of propene with diborane followed alkaline hydrolysis in the presence of hydrogen peroxide gives
The basicity of aniline is less than that of cyclohexylamine. This is due to
Which of the following is not an example of redox reaction?
Which one of the following is a mineral of iron ?
The ${IUPAC}$ name of ${[Co(NH3)6] [Cr(C2O4)3]}$ is
The bond angle in ${H_2O}$ is $104.5?$. This fact can be best explained with the help of
The angular momentum of electron in $3d$ orbital of an atom is
Freon used as refrigerant is
Ammonia is a Lewis base and it forms complexes with many cations. Which one of the following cations does not form a complex with ammonia?
Which of the following is an example of absorption?
Molecules of a noble gas do not possess vibrational energy because a noble gas
Which of the following reactions show the process of smelting?
Which of the following does not show electrical conductance?
The strength of ${H_2O_2}$ (in g/L) in 11.2 volume solution of ${H_2O_2 }$ is
A hypothetical electrochemical cell is shown below :- $\overset{T}{A}|A+(xM)||B^+(yM)|\overset{\oplus}{B}$ The emf measured is +0.20V. The cell reaction is:
Which of the following hormones contains iodine?
Which of the following is not true for $S_N1$ reaction ?
The $pH$ of the solution obtained by mixing $100\, ml$ of a solution of $pH = 3$ with $400\, ml$ of a solution of $pH = 4$ is
The correct order of electronegativities of $N, O, F$ and $P$ is
Sucrose is NOT a reducing sugar since
Power alcohol is a mixture of
Amongst \( \text{Ni(CO)}_4 \), \( [\text{Ni(CN)}_4]^{2-} \), and \( [\text{NiCl}_4]^{2-} \), which is paramagnetic?
In which of the following octahedral complexes of Co (At no. 27), will the magnitude of \( \Delta_o \) be the highest?
The IUPAC name for the complex \( [\text{Co(NO}_3)_6\text{NH}_3]^{3+} \) is:
Assertion (A): \( \text{Cu}^{2+} \) and \( \text{Cd}^{2+} \) are separated by first adding KCN solution and then passing H\(_2\)S gas. Reason (R): KCN reduces \( \text{Cu}^{2+} \) to \( \text{Cu}^+ \) and forms a complex with it.