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MCAT Chemistry MCQs Online Quiz Tests
CHEMISTRY MCQs QUIZ TESTS LIST
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Chemistry MCQ For Class 11 And Class 12 Quiz Tests
Q.1: nergy of atom in compound is---------- ?
- Higher than individual
- Lesser than individual
- No change
- Impossible to predict
B
Q.2: Elements having high I.P values are-------- ?
- Metals
- Non metals
- Liquids
- Solids
B
Q.3: Bond will beionic when E.N difference of bonded atom is ------------- ?
- Equal to 1.7
- Greater than 1.7
- Less than 1.7
- No specificity exists
B
Q.4: According to VESPR Model the geometry of molecule having 5 bond pair in outer most shell will be --------- ?
- Triangular
- Square planner
- Trigonal bipyramidal
- Octahedral
B
Q.5: Who made volume and pressure correction to explain deviation of gases from ideal behaviour ?
- Clausius
- Boltzman
- Charles
- Vander waal
D
Q.6: Product of charge and distance is called----------- ?
- Pressure
- Bond length
- Work
- Dipole moment
D
Q.7: The spreading of fragrance or scent in air is due to--------- ?
- Diffusion
- Effusion
- Attraction with air
- Low dsensity
A
Q.8: The atomic radii decreases by increasing atomic number in-------- ?
- Alkali metal
- Alkaline earth metal
- Elements from Li to Ne
- Halogens
C
Q.9: Which one of the following sets consists of all coinage metals ?
- Cu Hg Au
- Cu Ag Au
- Ag Au Hg
- Cu Fe Au
B
Q.10: Higher value of electron affinity means-------- ?
- Atom will lose electron easily
- Atom will gain electron easily
- Atom may form di-positive ion
- The reason is unknown
B
Q.11: Inner transition elements are called ----------- ?
- Lanthanides
- Actinides
- Rare earth metals
- All
D
Q.12: Periodic table provides a basic framework to study elements with respect to their---------- ?
- Physical properties
- Chemical properties
- Properties of their compounds
- All
D
Q.13: on sp3 hybridization ----------- ?
- All p-orbitals are involved
- One s and 3 p-orbitals are involved
- one p-orbital is involved
- four p-orbitals are involved
B
Q.14: 0.5 mole of nitrogen gas and 0.5 mole of carbon monoxide gas at STP have same------- ?
- Value of a
- Mass
- Atoms
- Both B and C
D
Q.15: The processes of effusion and diffusion are best understand by-------- ?
- Daltons law
- Avogadros law
- Grahams law
- Charles law
C
Q.16: Ideal gasses have all the following characteristics except ?
- Absence of intermolecular forces
- Collisions among the molecules of an ideal gas are perfectly elastic
- The molecules occupy no space
- All of the above are correct
C
Q.17: One mole of an ideal gas at 546.5 K under 2 atm pressure has a volume of---------- ?
- 22.414 m3
- 44.828 dm3
- 22.414 dm3
- 11.212 cm3
C
Q.18: At constant temperature the pressure of an ideal gas is doubled its density becomes-------- ?
- Half
- Double
- Same
- None
B
Q.19: For a gas where volume and pressures are 1dm3 and 2 atm respectively what should be its new volume when pressure is increased to 6 atm at constant temperature ?
- 1/2dm3
- 1/3dm3
- 1/4dm3
- 2/3dm3
B
Q.20: What is the simplest form of matter ?
- Gas
- Liquid
- Solid
- Semi solid
A
