List of top Chemistry Questions asked in NEET (UG)

Zerevitinov?? determination of active hydrogen in a compound is based upon its reaction with
What is the decreasing order of basicity of 1$^{\circ}$, 2$^{\circ}$ and 3$^{\circ}$ ethyl amines and ammonia?
A liquid can exist only
A compound $A$ has a molecular formula $C_2 Cl_3 OH$ . It reduces Fehling's solution and on oxidation, gives a monocarboxylic acid $B$. $A$ can be obtained by the action of chlorine on ethyl alcohol. $A$
At $80^{\circ} C$, distilled water has concentration equal to $1 \times 10^{-6}$ mole/litre. The value of $K_{w}$ at this temperature will be

A solid with high electrical and thermal conductivity is:

Benzaldehyde reacts w ith ethanolic KCN to give
Aldehydes and ketones will not form crystalline derivatives with
During isothermal expansion of an ideal gas, its
The four elements that make up 99% of all elements found in a living system are
Zerevitinov�s determination of active hydrogen in a compound is based upon its reaction with
The acid which has a peroxy linkage is
The formula for calcium chlorite is
Which of the following is known as fusion mixture?
Which of the following does not have a tetrahedral structure?
In the photoelectron emission, the energy of the emitted electron is
The total number of valence electrons in 4.2 g of $N_3^{-}$ ion is [$N_A$ is the Avogadro's number)
Which electronic configuration of an element has abnormally high difference between second and third ionisation energy?
Among the following which compound will show the highest lattice energy?
One of the characteristic properties of non-metals is that they
In the periodic table from left to right in a period, the atomic volume
When $CuSO_4 $ is electrolysed using platinum electrodes?
Industrial preparation of chloroform employs acetone and
The number of atoms contained in a fcc unit cell of a monoatomic substance is
When hydrochloric acid gas is treated with propene in presence of benzoyl peroxide, it gives