NEET (UG) entrance exam Question Bank Solutions for Chemistry

Which of the following statement is not correct from the view point molecular orbital theory?

Its solution in water will be basic.

Polycyclic aromatic hydrocarbons are produced by the incomplete combustion of ______.

Which of the following molecules/ions does not contain unpaired electrons?

Molecular orbital electronic configuration for 'X' anion is- KK σ^*2s² σ*2s² π2p_x² π2p_y² σ2p_z² π*2p_x¹, the anion 'X' is.

Which among the following is INCORRECT in case of the acidic strength of oxyacids?

The hydrogen bonding is maximum strong in:

The high boiling point of water is due to-

The ionisation constant of ammonium hydroxide is 1.77 × 10⁻⁵ at 298 K. Hydrolysis constant of ammonium chloride is:

The boiling point of methanol is greater than of methylthiol because ______.

Which of the following combinations will constitute a buffer solution?

H-Bonding is exhibited by ______.

Solubility product of a sparingly soluble salt AX₂ is 3.2 × 10⁻¹¹. Its solubility in mol/litre is: