List of top Chemistry Questions asked in KCET

The vapour pressure of pure liquids A and B are 450 and 700 mm of Hg at 350 K respectively. If the total vapour pressure of the mixture is 600 mm of Hg, the composition of the mixture in the solution is

The K_H value (K bar) of Argon (I), Carbondioxide (II) formuldehyde (III) and methane (IV) are respectively 40.3, 167, 1.83×10^-5 and 0.413 at 298 K. The increasing order of solubility of gas in liquid is

Choose the correct statement

A pure compound contains 2.4g of C, 1.2 × 10²³ atoms of H, 0.2 moles of oxygen atoms. Its empirical formula is

A metal crystallises in BCC lattice with unit cell edge length of 300 pm and density 6.15 g cm^-3. The molar mass of the metal is

The correct statement regarding defects in solid is

In Chrysoberyl, a compound containing Beryllium, Aluminium and oxygen, oxide ions form cubic close packed structure. Aluminium ions occupy \(\frac{1}{4}\)th of octahedral voids. The formula of the compound is

A gas mixture contains $25\% \,He$ and $75\%\, CH_4$ by volume at a given temperature and pressure. The percentage by mass of methane in the mixture is approximately____

The conjugate base of $NH_3$ is

The last element of the $p$-block in $6^{th}$ period is represented by the outer most electronic configuration

With regard to photoelectric effect, identify the correct statement among the following

$0.4\, g$ of dihydrogen is made to react with $7.1 \,g$ of dichlorine to form hydrogen chloride. The volume of hydrogen formed at $273\,K$ and $1$ bar pressure is

Which of the following is not related to drug- enzyme interaction?

A food additive that acts as an antioxidant is

Which of the following monomers can undergo condensation polymerization?

Which one of the following polymer has strongest intermolecular force of attraction?

$C_1-C_4$ glycosidic bond is NOT found in

Hypothyroidism is caused by the deficiency of

Which one of the following vitamins is not stored in adipose tissue?

Hinsberg's reagent is

The final product R is

The carbonyl compound that does not undergo aldol condensation is

Which of the following has the lowest boiling point?

The product ‘P’ is