MCQ(s) of Chemistry (2110001) - Summer 2015 Sem-2

    • Q. 1  If nitrogen if present in the given sample than in its Lessaigne’s solution it will converted in to….
    • (A) Sodium nitrate
      (B) Lead Chloride
    • (C) Sodium cyanide
      (D) Lead nitrite
    • (A) Sodium nitrate
    • Q. 2  Oxidation test is usually carried out in …
    • (A) Shell Tube
      (B) Bomb Tube
    • (C) Test tube
      (D) Hydrogen tube
    • (C) Test tube
    • Q. 3  Which of the following compound will give green flame during Beilstein Test?
    • (A) Benzene
      (B) Toluene
    • (C) Chloroform
      (D) All of these
    • (C) Chloroform
    • Q. 4  ’Similia Similibus’ is the principle of
    • (A) Crystallization
      (B) Vaporization
    • (C) Sublimation
      (D) Distillation
    • (C) Sublimation
    • Q. 5  Which of the following compound will show sublimation
    • (A) Benzene
      (B) Toluene
    • (C) Naphthalene
      (D) All of these
    • (C) Naphthalene
    • Q. 6  Identify the sweeter solution of sugar prepared in water.
    • (A) 1 m sugar solution
      (B) 1 M sugar solution
    • (C) 0.5 m sugar solution
      (D) 0.5 M sugar solution
    • (A) 1 m sugar solution
    • Q. 7  For Chromatography identify the incorrect statement.
    • (A) The eluate is a mobile phase leaving the column
      (B) The eluent is the solvent that carries the analyte
    • (C) The analyte is the stationary phase made by silica.
      (D) The solute refers to the sample components in partition chromatography.
    • (C) The analyte is the stationary phase made by silica.
    • Q. 8  Identify the right pair of novalak resin’s constituents.
    • (A) Benzene + Formaldehyde
      (B) Phenol + Acetal
    • (C) Phenol + Methanal
      (D) Toluene + Formaldehyde
    • (C) Phenol + Methanal
    • Q. 9  Chemically fats and oils are
    • (A) Bases
      (B) Strong bases
    • (C) Acids
      (D) Esters
    • (C) Acids
    • Q. 10  Identify the wrong pair
    • (A) Condenser – Distillation
      (B) Funnel – Sublimation
    • (C) Vacuum Flask –Filtration
      (D) All of these
    • (B) Funnel – Sublimation
    • Q. 11  What piece of laboratory equipment is bet suitable to measure accurate volume of liquid?
    • (A) Accurate funnel
      (B) Graduated cylinder
    • (C) Erlenmeyer Flask
      (D) Conical flask
    • (C) Erlenmeyer Flask
    • Q. 12  Which method is useful for the separation of 10 , 20 and 30 amines?
    • (A) Hinsberg method
      (B) Hoffmann Method
    • (C) Both a and b
      (D) none of these
    • (A) Hinsberg method
    • Q. 13  Which of the following is not so complicated for in process analysis
    • (A) GC
      (B) HPLC
    • (C) TLC
      (D) GC-MS
    • (C) TLC
    • Q. 14  Whipped cream is an example of ______type of colloid
    • (A) Aerosol
      (B) Gel
    • (C) Sol
      (D) Foam
    • (C) Gel
    • Q. 15  Homogeneous mixture of solute and solvent is known as__________
    • (A) Solution
      (B) Steam
    • (C) Liquid
      (D) Gas
    • (A) Solution
    • Q. 16  An acidic solution has its pH__________
    • (A) Equal to 7
      (B) Less than 7
    • (C) More than 7
      (D) More than 7
    • (B) Less than 7
    • Q. 17  A sample of water that does not give lather with soap solution is_____________
    • (A) Soft water
      (B) Hard water
    • (C) Acidic water
      (D) Alkaline water
    • (B) Hard water
    • Q. 18  pH+pOH=_____________
    • (A) 10
      (B) 12
    • (C) 14
      (D) 16
    • (B) 12
    • Q. 19  A long chain of _______ is called polymer.
    • (A) Isomers
      (B) Optical isomers
    • (C) Geometrical isomers
      (D) Monomers
    • (D) Monomers
    • Q. 20  A substance when heated directly get converted from solid to gaseous state without appearance of liquid state. This phenomenon is known as_______________
    • (A) Sublimation
      (B) Distillation
    • (C) Crystallization
      (D) None of these
    • (C) Crystallization
    • Q. 21  __________ is the technique to separate two liquid compounds.
    • (A) Sublimation
      (B) Distillation
    • (C) Crystallization
      (D) Polymerization
    • (B) Distillation
    • Q. 22  A normal solution is that when equivalent weight of a compound is dissolved into __________litre of solution.
    • (A) 10
      (B) 100
    • (C) 1
      (D) 1000
    • (C) 1
    • Q. 23  If a solution is having its pH=10.It is a____________ solution
    • (A) Neutral
      (B) Basic
    • (C) Acidic
      (D) None of these
    • (B) Basic
    • Q. 24  ______________ hardness of water can be removed by just boiling.
    • (A) Permanent
      (B) temporary
    • (C) Both
      (D) None of these
    • (B) temporary
    • Q. 25  polyethen is made up of polymerization of ____________ monomers
    • (A) Butane
      (B) propene
    • (C) Ethene
      (D) methane
    • (C) Ethene
    • Q. 26  _______________is the technique of separation and identification of chemical compounds.
    • (A) Chromatography
      (B) bibliography
    • (C) Biography
      (D) None of these
    • (A) Chromatography
    • Q. 27  HPLC is____________
    • (A) High plastic liquid chromatography
      (B) Highly poor liquid chromatography
    • (C) High pressure latex chromatography
      (D) High pressure liquid chromatography
    • (D) High pressure liquid chromatography
    • Q. 28  An acidic solution turns blue litmus paper_____________
    • (A) Red
      (B) Black
    • (C) Yellow
      (D) Green
    • (A) Red