List of top Chemistry Questions asked in AFMC

The most stable carbonium ion is:

The process of heating and suddenly cooling of steel is known as :

The density of air is $0.001293 g/cc.$ Its vapour density is :

The highest dipole moment is of:

Philosopher's wool on treatment with cobalt nitrate produce :

Sidewise overlap of p-p orbitals forms

The element with highest electron affinity among the halogens is

The temperature below which a gas does not existis called its

Nitrobenzene on nitration produce :

The incorrect statement regarding vitamins is:

Isotopes have :

$4.6 \,kJ$ heat is liberated on burning $0.5 \,g$ of sulphur. The enthalpy of formation of $ SO_{2} $ is: [molecular weight of $S = 32, O = 16]$

At $ 25 ^{\circ}C $ the pH value of a solution is $6$, the solution is:

Which of the noble gas has highest polarizability

The alcohol which is used as a beverage is

Solutions with same osmotic pressures are called

The sulphide ore of copper is concentrated by:

A compound has $C =40 \%, H =13.33 \%$ and $N =46.67 \% .$ The empirical formula is:

Le-Chatelier's principle is applicable to :

Which of the following is not polyamide?

The boiling point of heavy water is

Physical adsorption is inversely proportional to :

Ammonia and sodium hypochlorite reacts to produce :

Bauxite is concentrated by :

The alcohol manufactured from water gas is :