List of top Physical Chemistry Questions on Kinetics

If the Hammett equation constant ($\sigma$) is negative, it indicates:

Which of the following is correct order of stability of free radicals?

Which of the following is the best technique for detecting HIV:

in cyclic voltametry. 23. Choose the correct order of decreasing dielectricconstant:

Which of the following gives correct rank order from fastest to slowest of the relative rates in SN2 reaction ofmethyl bromide, tert-butyl bromide, isopropyl bromide and ethyl bromide?

Which one of the following is a rate equation for second order bimolecular reaction if, a and b are the initial concentrations of A and B, respectively, and x is the concentration of each species reacting in time t and k is second‐order reaction

The value of R in energy of activation is

When one of the reactants is present in such great excess that its concentration may be considered constant or nearly so, the reaction is said to be of___

The unequal attractive forces acting on the molecules at the surface of liquid gas interface when compared with molecular forces in the bulk of the liquid is due to:

When a solid forms a gel more readily when gently shaken or otherwise sheared than when allowed to form the gel while the material is kept at rest, the phenomenon is known as:

Select the correct order of ortho/para directing ability of the functional groups from those given below:
(Strongest first, Weakest last)

All of the following statements concerning zero-order degradation are true except

For a particular durg, the rate of absorption but not the extent of the absorption of GIT, is affected by presence of food in GIT then taking the drug with food will result in

For first order reactions the rate constant, k, has the units as_____