List of top Chemistry Questions asked in NEET (UG)

The weight of silver (at wt. = 108) displaced by a quantity of electricity which displaces 5600 mL of O₂ at STP will be:

For the reversible reaction :
\(N_2(g) + 3H_2(g) ⇋ 2NH_3(g) + \text {Heat}\)
The equilibrium shifts in forward direction :

The pair of compounds that can exist together is:

Which of the following complexes is used to be as an anticancer agent?

Among the following complexes the one which shows zero crystal field stabilization energy (CFSE) is:

If a is the length of the side of a cube , the distance between the body centred atom and one corner atom in the cube will be

Which one of the following species has plane triangular shape?

Which of the following molecules has the maximum dipole moment?

Acidity of diprotic acids in aqueous solutions increases in the order:

Reason of lanthanoid contraction is:

Which of the following statements is correct for the spontaneous adsorption of a gas?

Artificial sweetener which is stable under cold conditions only is:

Equal masses of H₂, O₂ and methane have been taken in a container of volume V at temperature 27°C in identical conditions. The ratio of the volumes of gases H₂ : O₂ : methane would be :

(a) \(H_2O_2 + O_3 → H_2O + 2O_2\)
(b) \(H_2O_2 + Ag_2O → 2Ag + H_2O + O_2\)
Role of hydrogen peroxide in the above reactions is respectively:

Among the following sets of reactants which one produces anisole ?

When 0.1 mol MnO₄^2– is oxidised the quantity of electricity required to completely oxidise MnO4^2– to MnO₄^– is

Of the following 0.10 m aqueous solutions, which one will exhibit the largest freezing point depression?

What is the maximum number of orbitals that can be identified with the following quantum number?
n = 3, l = 1, m_l = 0

D(+) glucose reacts with hydroxylamine and yields an oxime. The structure of the oxime would be:

Calculate the energy in joule corresponding to light of wavelength 45 nm (Planck's constant, $h=6.63\times10^{-34}$ Js; speed of light, $c=3\times 10^{8}$.

Reason of lanthanoid contraction is

Among the following complexes, the one which shows zero crystal field stabilisation energy (CFSE) is

1.0 g of magnesium is burnt with 0.56 g O₂ in a closed vessel. Which reactant is left in excess and how much? (At. wt. Mg = 24 ; O = 16)

Equal masses of $H_2, O_2$ and methane have been taken in a container of volume V at temperature $27^\circ$C in identical conditions. The ratio of the volumes of gases ${H_2 : O_2 :CH_4}$ would be

When 22.4 L of $H_{2(g)}$ is mixed with 11.2 L of $Cl_{2(g)}$, each at STP, the moles of $HCl_{(g)}$ formed is equal to