MDCAT CHEMISTRY FLP-22 (SMART INSTITUTE)
MDCAT Chemistry Challenge
Test your knowledge and understanding of chemistry through our engaging MDCAT Chemistry quiz. Designed specifically for students preparing for the MDCAT, this quiz covers a wide range of chemistry topics including transition elements, state fun
Get ready to:
- Enhance your chemistry skills
- Prepare for the MDCAT exam
- Challenge yourself with multiple-choice questions
69-M.P and B.P of transition elements is higher due to
Higher binding energies
Strong metallic bond
Hardness
All of these
70-A state function depends upon the ...... ?
Initial condition of the system
Final condition of the system
Path of the system
Both initial and final condition of the system
71-Crystallites are apart of
Ores
Crystallline solids
Amorphous solids
None of these
72-Conversion of electrical energy into chemical energy is
Mechanical energy
Electrochemical energy
Electrochemistry
Chemical energy
73-The intermolecular forces are very weak in
Solids
Liquids
Gases
All of these
74-The compounds which are formed by the placement of the replacement of a hydrogen atom by a halogen is called as
Alcohol
Alkyl halide
Carbonyl halide
Ethers
75-The transfer of electron from an atom of ...... I.E to other atom with ........ I.E is called ionic bond by Lewis
High, low
Low , low
Low, high
High, high
76-Which of the following reactions are not given by benzene
Elimination
Addition
Sublimation
Dehydration
77-The compounds in which similar groups are present on the same side of double bond are called as ......?
Trans isomers
Positional isomers
Cis-isomers
None of these
78-How much percentage of reactants are converted into products during half-life period
40 percent
50 percent
70 percent
30 percent
79-State function is the .......... Property of a system.
Microscope
Dependent
Macroscopic
Constant
80-Crystalline solids are made up of
Atoms
Molecules
Ions
All of these
81-Liquid si ...... To release the entrapped air in liquid in monoatomic method
Melted
Boiled
Condensed
Freeze
82-Calculate carbide on reaction with water gives
Methane
Ethane
Propane
Acetylene
83-Which of the following isomerism is present in CH3CH2CH2OH and CH30CH3
METAMERISM
CHAIN ISOMERISM
TAUTOMERISM
FUNCTIONAL GROUP ISOMERISM
84-Which type of forces are present between acetone and chloroform
H-bonding
Dipole-dipole forces
London dispersion forces
Debye forces
85-In which of the following reaction is not affected by increasing concentration of nucleophile
SN2
E2
SN1
NONE
86-The alcohols in which the carbon which is attached to the OH group is the further attach with two carbon atoms is called as
Primary alcohol
Secondary
Tertiary alcohol
None of these
87-Who first extracted phenol
Wohler
Runge
Wittig
Wurtz
88-Zero order reactions do not depend upon concentration of
Products
Reactants
Ions
Radicals
89-Molecular ions are produced by-passing high-energy electron beam or X-rays beam through
Atoms
Molecules
Gas
Solid
90-Which of the following is an example of good leaving group
Cl-
-OH
-OR
-NH2
91-Which molar heat has higher del H value
Heat of fusion
Heat of vaporization
Heat of sublimation
Heat of evaporation
92-Electrons can revolve only in those orbits having ........-angular momentum which depends on its ...........numbers
Variable, quantum
Fixed, quantum
Fixed, principle
Variable , principle
93-Maximum H-bonding is found in
HF
HI
HCl
HBr
94-What is the octane number of Iso-octane?
40
0
100
2
95-An element becomes paramagnetic if it has ,...........
Electric field
Paired valence electrons
Magnetic moment
None of these
96-1 amu is equal to ..........
1.666 x 10^-27 kg
1.661 x 10^28 kg
1.66 x 10^27 kg
1.661 x 10^-27
97-Energy is ...... When an electron is added to the isolated gaseous atom
Increased
Released
Decreased
Absorbed
98-The ionic radius appeared to be a/an property
Associative
Multiplicative
Additive
None of these
99-Which of the following shows tautomerism
Amino acids
Ketones
Carboxylic acids
All of these
100-Which of the following derivative of carboxylic acid is used as flavoring agent
Acid halides
Acid carbonyls
Esters
Acid amides
101-The bond formed b/w homonuclear diatomic molecule is ..... In nature
Polar
Non-polar
May be polar or non-polar
Ionic
102-In Peroxides, the Oxidation number of Oxygen is
-1
2
-2
1
103-The concept of atoms was given by
Democritus
Berzelius
Bohr
Dalton
104-What is the general trend of melting and boiling point of transition elements along period
Increase from left to right
Decrease from left to right
Increases upto middle than decreases
Decreases upto midddle than increases
105-Howw many classes of enzymes are there according to IUB
4
6
5
2
106-Tollen's reagent is ammonical solution of
Silver nitrate
Silver acetate
Cupric tartrate
Cupric citrate
107-There are very strong attractive forces due to close packing in
Solids
Liquids
Gases
All
108- 80% of ammonia produced by Haber's process is used in manufacturing
Explosives
Polymers
Fertilizers
All of these
109-Non protein part which is conjugated with protein is called
Coenzyme
Co-factor
Prostate group
None
110-What one is the correct geometry of acetal
Trigonal
Linear
Tetrahedral
Square planer
111-f-Block elements are called
Inner transition
Outer transition
Both
None
112-Which one is not a state function
Internal energy
Enthalpy
Work
None of these
113-Fused Buxite is electrolyzed tp get
Sodium
Magnesium
Aluminum
Iron
114-Which of the following are soluble in water
Small alcohols
Acetone
Small carboxylic acids
Butane
115-Which of the following test can detect presence of both aldehydes and ketones
Tollen's test
Reaction with hydrazine
Reaction with 2,4-dinitrophenylhydrazine
Reaction with ammonia
116-Order of reaction can be determined
Theoretically
Experimentally
Summing up the exponents of rate equation
All of these
117-Diamond is a bad conductor because of
High density
No free electrons
Tight structure
Transparent to light
118-Which of the following has neither secondary nor tertiary hydrogen
Isobutane
Pentane
Neo-pentane
Isopentane
119-Values of Van der Waal's constant 'b' in correct order is
CO2
CO2>SO2>O2>H2
O2
O2>H2>CO2>SO2
120-Flavour of Orange is due to the presence of
Benzyl acetate
Octyl acetate
Amyl butyrate
Ethyl butyrate
121-The order of size of 's' orbital is as follows
.....4s<3s<2s<1s
....4s>3s>2s>1s
Constant
None of these
122-When C-O bond breaks in alcohol, the most reactive is
Primary alcohol>secondary alcohol >tertiary alcohol
Secondary alcohol
Tertiary alcohol
Methanol
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