List of top Chemistry Questions asked in NEET (UG)

Carboxylic acids have higher boiling points than aldehydes, ketones and even alcohols of comparable molecular mass. It is due to their

Which of the following oxides is most acidic in nature ?

Consider the following species : $CN^{+} , CN^{-} , NO $ and $CN$ Which one of these will have the highest bond order ?

In the structure of \({ClF_3}\), the number of lone pairs of electrons on the central atom \(Cl\) is:

Which one is a wrong statement ?

Iron exhibits $bcc$ structure at room temperature. Above $900^{\circ}C$, it transforms to fee structure. The ratio of density of iron at room temperature to that at $900^{\circ}C$ (assuming molar mass and atomic radii of iron remains constant with temperature) is

The correct statement regarding electrophile is :

The IUPAC name of the compound

The correct increasing order of basic strength for the following compounds is

The correct statement regarding electrophile is

Of the following, which is the product formed when cyclohexanone undergoes aldol condensation followed by heating?

Extraction of gold and silver involves leaching with CN^– ion. Silver is later recovered by

Identify A and predict the type of reaction

It is because of inability of ns² electrons of the valence shell to participate in bonding that

Which of the following is a sink for CO?

If molality of the dilute solution is doubled, the value of molal depression constant (K_f) will be

The heating of phenyl-methyl ethers with HI produces.

Ionic mobility of which of the following alkali metal ions is lowest when aqueous solution of their salts are put under an electric field?

Which one of the following pairs of species have the same bond order?

Name the gas that can readily decolourises acidified KMnO₄ solution:

A gas is allowed to expand in a well insulated container against a constant external pressure of 2.5 atm from an initial volume of 2.50 L to a final volume of 4.50 L. The change in internal energy △U of the gas in joules will be

Which one is the correct order of acidity?

Which of the following reactions is appropriate for converting acetamide to methanamine?

The correct order of the stoichiometries of \(AgCl\) formed when \(AgNO_3\) in excess is treated with the complexes : \(CoCl_3.6NH_3, CoCl_3.5NH_3, CoCl_3.4NH_3\) respectively is

For a given reaction, △H = 35.5 kJ mol^–1 and △S = 83.6 JK–1 mol^–1. The reaction is spontaneous at  :
(Assume that△H and △S do not vary with temperature)