Exams

1. Select the rate law that corresponds to the data shown for the following reaction: 2. For an exothermic reaction,...

1. Formation of gametophyte directly from sporophyte without meiosis is(a) Apospory(b) Apogamy(c) Parthenogenesis(d) Amphimixis2. Parthenogenesis is (a) development of embryo...

1. The angle between the overlapping of one sorbital and one p-orbital is (a) °180(b) °120(c) °109 , 28'(d) °120,...

1. The spectrum of He is expected to be similar to that(a) H(b) Li+(c) Na(d) He+ 2. The number of...

1. At S.T.P. the density of CCl4 vapours in g/Lwill be nearest to:(a) 6.87(b) 3.42(c) 10.26(d) 4.57 2. One litre...

1. On hydrolysis of starch, we finally get(a) Glucose(b) Fructose(c) Both (a) and (b)(d) Surcose 2. The couplings between base...

1. Acetylenic hydrogens are acidic because(a) Sigma electron density of C– Hbond in acetylene is nearer to carbon, which has...

 SOLUTIONS 1. An ideal solution is formed when its components(a) have no volume change on mixing(b) have no enthalpy change...

THE P-BLOCK ELEMENTS(GROUP 13 AND 14) 1. An example of a double salt is(a) Bleaching powder(b) K4 (c) Hypo(d) Potash...

1. Phosgene is a common name for(a) phosphoryl chloride(b) Thionyl chloride(c) Carbon dioxide and phosphine(d) Carbonyl chloride. 2. Which chloro...