List of top Questions asked in KCET, JIPMER

Which of the following set of polymers are used as fibre?
(i) Teflon
(ii) Starch
(iii) Terylene
(iv) Orlon

For the reaction PCl5​→PCl3​+Cl2​, the rate and rate constant are 1.02×10−4mol L−1s−1 and 3.4×10−5s−1, respectively, at a given instant. The molar concentration of PCl5​ at that instant is:

The correct decreasing order of boiling points of hydrogen halides is:

From the diagram

\( \Delta H \) for the reaction C → A is:

On treating 100 mL of 0.1 M aqueous solution of the complex CrCl₃.6H₂O with excess of AgNO₃, 2.86 g of AgCl was obtained. The complex is:

Select the correct statement:

A pair of isoelectronic species having a bond order of one is:

Which of the following statements related to lanthanoids is incorrect?

In the reaction between moist SO₂ and acidified permanganate solution:

Gold sol is not a:

The number of atoms in 4.5 g of a face-centred cubic crystal with edge length 300 pm is:

Identify the incorrect statement from the following:

Solubility product of CaC₂O₄ at a given temperature in pure water is 4 × 10⁻⁹ mol²/L². Solubility of CaC₂O₄ at the same temperature is:

But-1-yne on reaction with dilute H2​SO4​ in the presence of Hg2+ ions at 333K gives:

In the following scheme of reaction.

X, Y and Z respectively are:

The compound is

Sodium ethanoate on heating with soda lime gives ‘X’. Electrolysis of aqueous solution of sodium ethanoate gives ‘Y’. ‘X’ and ‘Y’ respectively are:

In the reaction: \(\text{Aniline} \xrightarrow{\text{NaNO}_2/\text{dil. HCl}} P \xrightarrow{\text{Phenol/NaOH}} Q\)

The value of 'A' in the equation \( \lambda_m = \lambda_m^0 - A\sqrt{C} \) is same for the pair

The incorrect statement about the Hall-Heroult process is:

Propanone and Propanal are:

Which one of the following does not represent the Arrhenius equation?

2-Methylpropane can be prepared by Wurtz reaction. The haloalkanes taken along with metallic sodium and dry ether are: