TEST SERIES FOR AIPMT (HALF SYLLABUS) - Career Point

Q.87 Cell constant has the unit -
(1) cm (2) cm –1
(3) cm 2 (4) cm sec –1
Q.88 The Gibbs energy change and standard Gibbs
energy change are equal if reaction quotient is
equal to -
(1) zero (2) 1 (3) > 1 (4) < 1
Q.89 During an isothermal expansion of an ideal gas is -
(1) enthalpy decreases
(2) internal energy deceases
(3) internal energy increases
(4) internal energy remains constant
Q.90 Latent heat of vaporisation of a liquid at 500 K
and 1 atm pressure is 10.0 kcal/mol. What will be
the change in internal energy (∆U) of 3 mole of
liquid at same temperature ?
(1) 13.0 kcal (2) – 13.0 kcal
(3) 27.0 kcal (4) – 27.0 kcal
Q.91 Endothermic compounds are generally -
(1) less stable
(2) have weaker bonds
(3) have positive enthalpies of formation
(4) all are correct
Q.92 Heat of neutralization of HF is -
(1) 57.32 kJ (2) > 57.32 kJ
(3) < 57.32 kJ (4) none of these
Q.93 The oxidation number of Pt in [Pt(C2H4)Cl3] – is -
(1) +1 (2) +2 (3) +3 (4) +4
Q.94 Oxidation state of oxygen is – 1 in the compound -
(1) NO2 (2) MnO2
(3) PbO2 (4) Na2O2
Q.95 When KMnO4 is reduced with oxalic acid in
acidic medium, the oxidation number of Mn
changes from -
(1) + 7 to + 4 (2) + 6 to + 4
(3) + 7 to + 2 (4) + 4 to + 2
Q.96
The correct relation between Kp and Kc for the
reaction aX + bY bZ + aW is -
(1) Kp = Kc [RT] a + b (2) Kp =
(3) Kp = Kc [RT] (4) Kp = Kc
K
c
(a + b)
2
Q.87 lsy fu;rkad dh bdkbZ gS -
(1) cm (2) cm –1
(3) cm 2 (4) cm sec –1
Q.88 fxCl ÅtkZ ifjorZu rFkk ekud fxCl ÅtkZ ifjorZu
cjkcj gksrs gS ;fn vfHkfØ;k xq.kkad cjkcj gksrk gS -
(1) 'kwU; (2) 1 (3) > 1 (4) < 1
Q.89 ,d vkn'kZ xSl ds lerkih izlkj ds nkSjku -
(1) ,UFkSYih ?kVrh gS
(2) vkUrfjd ÅtkZ ?kVrh gS
(3) vkUrfjd ÅtkZ c