CSIR-NET June 2021 · chemistry questions

61 questions from this paper that are in the bank. Each opens with its answer and explanation.

ABC26PH1444 · In a Langmuir-type adsorption, a solid adsorbs 0.25 mg of a gas when the pressure of the gas is 50 bar and 0.2 mg of the gas at 20 bar… · Adsorption Isotherms
ABC26PH1445 · Liquid A has half the surface tension and twice the density of liquid B at 30 C. The contact angles of A and B are the same. If A rises 10… · Surface Tension
ABC26PH1524 · The maximum number of phases that can be simultaneously in equilibrium for a one component system is · Thermodynamics – General
ABC26PH1525 · When yellow phosphorous is converted to red phosphorous, the entropy and volume of the system do not change. The order of this phase… · Laws State Functions
ABC26OR1096 · The molecular orbital involved in the interaction of the oxime shown below, with a base is · Quanta Point – General
ABC26OR1097 · The pKa values for the following compounds A B C Are in the order · Quanta Point – General
ABC26OR1098 · The correct relationship between the following structures is that they are · Quanta Point – General
ABC26OR1099 · The correct match for the Bond Dissociation Energy (BDE) of the C-H bonds of the compounds in column I, with the values in column II is (As… · Quanta Point – General
ABC26OR1100 · The structure that corresponds to the most stable conformation of the following compound is · Quanta Point – General
ABC26OR1101 · The correct relationship between the two faces of the C=O group in compound A and B is · Quanta Point – General
ABC26OR1102 · The Newman projection given below corresponds to the compound · Quanta Point – General