Hello, here I am providing you the questions of the engineering entrance exam as under:

Identify the incorrect statement from the following:
(1) Ozone absorbs the intense ultraviolet radiation of the sun.
(2) Depletion of ozone layer is because of its chemical reactions with chlorofluoro alkanes.
(3) Ozone absorbs infrared radiation.
(4) Oxides of nitrogen in the atmosphere can cause the depletion of ozone layer.

The molecular velocity of any gas is:
(1) inversely proportional to absolute temperature.
(2) directly proportional to square of temperature.
(3) directly proportional to square root of temperature.
(4) inversely proportional to the square root of temperature

The correct order of acid strength of the following compounds:
(A) Phenol (B) p-Cresol (C) m-Nitrophenol (D) p-Nitrophenol
is :
(1) D > C > A > B
(2) B > D > A > C
(3) A > B > D > C
(4) C > B > A > D

The correct order of electron gain enthalpy with negative sign of F, Cl, Br and I, having atomic number 9, 17, 35 and 53 respectively, is:
(1) F > Cl > Br > I
(2) Cl > F > Br > I
(3) Br > Cl > I > F
(4) I > Br > Cl > F

The frequency of light emitted for the transition n = 4 to n = 2 of He
+
isequalto the transition in H atom
corresponding to which of the following?
(1) n = 2 to n = 1
(2) n = 3 to n = 2
(3) n = 4 to n = 3
(4) n = 3 to n = 1

A 5% solution of cane sugar (molar mass 342) is isotonic with 1% of a solution of an unknown solute. The
molar mass of unknown solute in g/mol is:
(1) 171.2
(2) 68.4
(3) 34.2
(4) 136.2

The products obtained on heating LiNO3 will be :
(1) Li2O + NO2 + O2
(2) Li3N + O2
(3) Li2O + NO + O2
(4) LiNO3 + O2

Among the ligands NH3, en, CNñ and CO the correct order of their increasing field strength, is :
(1) NH3< en <CNñ < CO
(2) CNñ < NH3 < CO < en
(3) en < CNñ < NH3 < CO
(4) CO < NH3 < en < CN


Engineering exam paper:







Here I am providing you the paper for practice as under:

Attached Files

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