Chemistry

For the equilibrium A ? B, the variation of the rate of the forward (a) and reverse (B) reaction with time is given by:

An organic compound (A) (molecular formula C6H12O2 ) was hydrolysed with dil. H2SO4 to give a carboxylic acid (B) and an alcohol (C). ' C ' gives white turbidity immediately when treated with anhydrous ZnCl2 and conc. HCl. The organic compound (A) is:

Is SN2 unimolecular or bimolecular?

The intermolecular potential energy for the molecules A, B, C and D given below suggest that:

The ionic radii of O²¯, F¯, Na+and Mg2+ are in the order:

[P] on treatment with Br2/FeBr3 in CCl4 produced a single isomer C8H7O2Br while heating [P] with sodalime gave toluene. The compound [P] is:

On heating, lead (II) nitrate gives a brown gas (A). The gas (A) on cooling changes to a colourless solid/liquid (B). (B) on heating with NO changes to a blue solid (C). The oxidation number of nitrogen in solid (C) is:

The pair in which both the species have the same magnetic moment (spin only) is:

The region in the electromagnetic spectrum where the Balmer series lines appear is:

The decreasing order of reactivity of the following organic molecules towards AgNO3 solution is:
(A) Cl
(B) Cl OMe
(C) CH3CHCH3 Cl
(D) CH3CHCH2NO2 Cl