PMC-MDCAT Entry Test Sample Papers 2021 Chemistry,pmc sample paper 2021 pdf,mdcat sample paper 2021,pmc sample paper 2021,pmc mdcat sample paper 2021,
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Q.1 Each molecule of hemoglobin is made up of nearly:
10000 atoms
Q.2 A limiting reactant is the one which:
Is consumed earlier and controls the amount of product formed in a chemical reaction
Q.3 During isotopic analysis, the pressure of the vapors of the ions maintained in the ionization chamber of mass spectrometer is:
Around 10-7 torr
Q.4 The acid which can be purified by the sublimation is:
Benzoic Acid
Q.5 Paper chromatography is used for:
Qualitative Analysis
Q.6 In the process of respiration there is application of:
Dalton’s Law
Q.7 Which compound is the most reactive one?
Ethene
Biology Most Important Solved 80 MCQS
Q.8 Grignard reagents are prepared by the reaction of magnesium metal with alkyl halides in the presence of:
Dry Ether
Q.9 When n-butyl magnesium iodide is treated with water, the product is:
n-butane
Q.10 Phenol reacts with concentrated H2SO4 to give:
ortho and para hydroxy benzene sulphonic acid
Q.11 Phenol can be distinguished from alcohol by adding:
Br2/H2O
Q.12 In the conversion of ethylene into acetaldehyde, cupric chloride acts as:
Promoter
Q.13 When acetone is heated in the presence of K2Cr2O7/H2SO4, the products formed are;
Acetic Acid and Formic Acid
Q.14 Which acid is used in the manufacture of plastics?
Carbonic Acid
Q.15 Potassium fertilizers are especially useful for:
A) Mango C) Wheat B) Tobacco D) Rice
Q.16 The yellowish colour of photochemical smog is due to the presence of:
Dinitrogen trioxide
Q.17 The incarnation process can reduce the volume of the water by:
One half
Q.18 __________% of the known universe is in the plasma state.
80
Q.19 Electron gas theory was proposed to explain the bonding in ____________ solids:
Ionic
Q.20 In proteins, there are on the average _________ amino acid units for each turn in helix:
27
Q.21 In atomic particles:
Charge of proton is almost equal to charge of electron
Q.22 The extent of bonding of a light ray after passing through prism depends upon:
Wavelength of photons
Q.23 Splitting of spectral lines in closely spaced lines in presence of magnetic field is called:
Zeeman Effect
Q.23 A bond is not formed:
When repulsive forces dominate attraction forces
Q.24 If the electronegativity difference between bonded atoms is zero, the bond between the two atoms is:
Non-polar
Q.25 VSEPR theory helps in explaining:
Shape of molecule
Q.26 The heat of hydration decreases with the increase in:
Size of atomic radii
Q.27 Stronger the oxidizing agent, greater is the:
Reduction Potential
Q.28 The emf produced by Galvanic Cell is known as:
Cell Potential
Q.29 In nickel-cadmium battery, the cathode is composed of:
NiO2
Q.30 Concentrated sugar solution undergoes hydrolysis into glucose and fructose by enzyme called:
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