List of top Chemistry Questions asked in Jawaharlal Institute of Postgraduate Medical Education and Research Entrance Exam

If equilibrium constant is 2.6×10⁸ then find the value of ΔG°.

\(BrO^{3-}\) Changes into \(Br_2\) in an acidic medium of a unbalanced equation how many electron should be present on the balanced electron.

The radius of a calcium ion is 94 pm and of the oxide ion is 146 pm. The possible crystal structure of calcium oxide will be

Which of the following is a bactericidal antibiotic ?

In what manner will increase of pressure affect the following equation ?
\(C(s)+H_2O(g)⇋CO(g)+H_2(g)\)

Which of the following colligative properties can provide molar mass of proteins (or polymers or colloids) with greatest precision?

E° for the cell, \(Zn|Zn^{2+} (aq) ||Cu^{2+} (aq)|Cu(s)\) is 1.01 V at 25°C. The equilibrium constant for the cell reaction \(Zn + Cu^{2+} (aq) ⇋ Cu+ Zn^{2+} (aq)\) is of the order of

Which one of the following is a mineral of iron?

Reagent used to convert allyl alcohol to acrolein is

What is order with respect to A, B, C respectively?

[A]	[B]	[C]	Rate (M/sec.)
0.2	0.1	0.02	8.08 × 10-3
0.1	0.2	0.02	2.01 × 10-3
0.1	1.8	0.18	6.03 × 10-3
0.2	0.1	0.08	6.464 × 10-2

Which of the following act as epimeric pair?

Which of the following rare gas is the abundant in air?

If molarity of \(Cu^+2\) ions is 3x10^-4 express this in ppm 

During nitration of benzene, the attacking electrophile is

Saccharin an artificial sweetener is manufactured from

What is hybridization of O in H₂O?

Which cannot behave as a nucleophile for S_N2 reaction?

Mole of N₂=0.4 and moles of O₂=0.1. Find PN2. (Partial pressure) N₂ =? At atmospheric pressure

Which of the following will not be formed when calcium formate?

If half-life of a substance is 36 minutes. Find amount left after 2 hrs. Initial amount 10 gm?

An element with mass number 81 contains 31.7% more neutrons as compared to

The main product obtained from phenol with PCl₅ is

Which one of the following nitro compound does not react with nitrous acid?

\( E=^0_{cr^{3+}/cr}=-0.72 V, E^0_{fe^{2+}/fe}=-0.42\) The potential for the cell  Cr|Cr³⁺(0.1 M) || Fe²⁺(o.01 M) Fe is

The magnetic moment of Ni²⁺ ion (atomic number of Ni=28) in BM unit is