List of top Chemistry Questions asked in AIPMT

Which of the following pair of compounds are enantiomers ?

Which one of the following is a free- radical substitution reaction

Acrilan is a hard, horny and a high melting material. Which of the following represents its structure ?

Zn gives $H_2$ gas with $H_2SO_4$ and HCI but not with $HNO_3$ because :-

IUPAC name of the following is $ CH_2=CH-CH_2CH_2-C \equiv CH $

In the following reaction, product 'P' is :-

In borax bead test which compound is formed?

Geometrical isomers are differ in :-

General electronic configuration of lanthanides are

Which reaction is not feasible?

Percentage of Se (at. mass $=78.4$ ) in peroxidase anhydrase enzyme is $0.5 \%$ by weight, then minimum molecular mass of peroxidase anhydrase enzyme is

$ { PbO_2 -> PbO \, \Delta G_{298} < 0 }$ $ { SnO_2 -> SnO \, \Delta G_{298} > 0}$ Most probable oxidation state of Pb & Sn will be :

Molarity of liquid HCl if density of li HCl is 1.17 gm/cc : -

Which of the following is incorrect : -

Which one of the following is correctly matched?

The incorrect IUPAC name is

Which one of the following is not correctly matched?

Which one of the following is correctly matched?

The equivalent conductance of $Ba^{2+}$ and $Cl^-$ are respectively $127$ and $76 \,ohm^{-1}\,cm^2\, eq^{-1}$ at infinite dilution. What will be the equivalent conductance of $BaCl_2$ at infinite dilution?

The energy of photon is given as : $\Delta $E/atom= $3.03 \times 10^{-19} J atom^{-1},$ then the wavelength $(\lambda)$ of the photon is (Given, h(Planck's constant) $=6.63 \times 10^{-34}$ Js, c (velocity of light) $= 3.00 \times 10^8 ms^{-1}$

Shape of $Fe(CO)_5$ is

Role of enzyme in reactions is to/as

Maximum frequency of emission is obtained for the transition

The strongest conjugate base is

Percentage of lead in lead pencil is