List of top Chemistry Questions on Chemical Reactions asked in WBJEE JENPAS UG

The product(s) formed in the following reaction is (are):

Which of the following have all equivalent canonical structures ?

The dimension of the coefficient of viscosity is given by

Which of the following statements about \(P_4O_6\) and \(P_4O_{10}\)are correct?

Which of the following aqueous mixtures will function as buffer ?

The standard reduction potentials (Eº) for the following half-cell reactions are
\(Zn^{2+} +2e\rightleftharpoons Zn \space Eº = -0.76 V\)
\(Fe^{2+}+ 2e \rightleftharpoons Fe \space Eº = -0.44 V\)
The (Eº) for the cell reaction \(Fe^{2+} + Zn → Fe+Zn^{2+}\) will be

Which anion will be formed when ethyl 3-oxobutanate is treated with alkali?

For a reaction, the rate constant K. is expressed as log₁₀ K=14.2-C/T. Activation energy of the reaction is

The Product 'A' is

Select the chemicals which can act as nucleophile.

The product of the above reaction will be

For a first order reaction A→B if initial concentration of A is [A]₀, and the rate constant of the reaction is k, then concentration of the product ( x ) is related with time (t) as

Reaction of HNO₃ with P₂O_5, at lower temperature produces

The colour of the Ca-EDTA complex is

The configuration of the reactant and the product in the above reaction, respectively, are