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14th June 2015, 09:55 AM
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Join Date: Apr 2013
Re: Question Paper For AIIMS

As you are looking for the AIIMS MBBS entrance exam Question Paper , here I am providing list of few questions .

Question 1

The pH of the mixture obtained when equal volumes of N/10 NaOH and N/20 HCI are mixed, isA 1.6
B 12.4
C 13.4
D 10.8
Question 2

0.037 g of an alcohol, R—OH was added to C2H5MgI and the gas evolved measured 11.2 cc at STP. The molecular mass of R-OH will beA 47
B 79
C 77
D 74
Question 3

Consider the sequence of oxides: Na2O, SiO2, P4O10. Which factor decreases from Na2O to SiO2 and also from SiO2 to P4O10?A Covalent character
B Melting point
C pH when mixed with water
D Solubility in aqueous alkali
Question 4

MnO4 is of intense pink colour, though Mn is in +7 oxidation state. It is due toA oxygen gwes colour to it
B charge transfer when Mn gives its electron to oxygen
C charge transfer when oxygen gives its electron to Mn making i Mn (+VI)
D presence of unpaired electrons
Question 5

The Brownian motion is due toA temperature fluctuation within the liquid phase
B attraction and repulsion between charges on the colloidal particles
C impact of the molecules of the dispersion medium on the colloidal particles
D convectional currents
Question 6

For a first-order reaction A-->B the plot of log {[A]t/1 M} versus t is linear with aA positive slope and zero intercept
B positive slope and non zero intercept
C negative slope and zero intercept
D negative slope and non zero intercept
Question 7

If ethanol dissolves in water then which of the following would happen?A Absorption of heat and contraction of volume
B liberation of heat and contraction of volume
C Absorption of heat and Increase in volume
D Liberation of heat and increase in volume
Question 8

The pH of 0.5 L of 1.0 M NaCI after the electrolysis for 965 s using 5.0 A current, isA 1.0
B 12.7
C 13.0
D 1.30
Question 9

The potential of hydrogen electrode having a solution of pH = 4 at 25°C isA -0.177V
B -0.236V
C +0.177V
D +0.236V
Question 10

The electronic configuration of actinides cannot be assigned with degree of certainty because ofA small energy difference between 5f and 6d levels
B overlapping of inner orbitals
C free movement of electrons over all the orbitals
D All of the above
Question 11

The IUPAC name ht tertiary butyl iodide isA 4iodobutane
B 2-indoburane
C 1-iodo-3-methyl propane
D 2.iodo-2-methyl propane
Question 12

The correct order of decreasing acid strength of trichloroacetic acid (A) trifluoroacetic acid (B), benzoic acid (C) and formic acid (D) isA A>B>C>D
B A>C>B>D
C B>A>D>C
D B>A>C>D
Question 13

Secondar structure of proteins refers toA mainly denatured proteins and structure of prosthetic group
B three dimensional structure, especially the bond between amino acid residue that are distant from each other in the polypeptide chain
C linear sequence of amino acid residues in the polypeptide chain
D regular folding ,atterns of continuous portions of the polypeptide chain
Question 14

Which of the following is a biodegradable polymer?A Polythene
B Bakelite
C PHBV
D PVC
Question 15

A radioactive substance 88X228 (IIA) emits 3α and 3β-particles to form ‘Y’. To which group of long form of the Periodic Table does ‘Y’ belong?A IVA
B VA
C VIA
D VIIA


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