Hybridization (Chemistry – Chemical Bonding) MCQs
Hybridization is due to the overlapping of
(a) Orbitals of different energy levels
(b) Orbitals of different energy content
(c) Orbitals of the same energy content
(d) None of the above
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The bond angle is minimal in
(a) HÂ2Te
(b) H2Se
(c) H2O
(d) H2S
The two types of bonds present in B2H6 are covalent and
(a) Three center bonds
(b) Hydrogen bond
(c) Two center bonds
(d) None of the above
The number of unpaired electrons in O2 molecule is
(a) 0
(b) 1
(c) 2
(d) 3
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In which compound, the hydrogen bonding is the strongest in its liquid phase?
(a) HF
(b) HI
(c) CH4
(d) PH3
The structure of H2O2 is
(a) Planar
(b) Non-planar
(c) Spherical
(d) Linear
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The two carbon atoms in acetylene are
(a) sp3 hybridized
(b) sp2 hybridized
(c) sp hybridized
(d) Unhybridized
Which one has sp2 –hybridization?
(a) CO2
(b) N2O
(c) SO2
(d) CO
Which species do not have sp3 hybridization?
(a) Ammonia
(b) Methane
(c) Water
(d) Carbon dioxide
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The structure of PF5 molecule is
(a) Tetrahedral
(b) Trigonal bipyramidal
(c) Square planar
(d) Pentagonal bipyramidal
In diborane, the H – B – H bond angle is 120o. The hybridization of boron is likely to be
(a) sp
(b) sp2
(c) sp3
(d) dsp2
The shape of XeFÂ4 molecule is
(a) Linear
(b) Pyramidal
(c) Tetrahedral
(d) Square planar
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The shape of IF7 molecule is
(a) Octahedral
(b) Pentagonal bipyramidal
(c) Trigonal bipyramidal
(d) Tetrahedral
The molecule of CO2 has a 180° bond angle. It can be explained on the basis of
(a) sp3 hybridization
(b) sp2 hybridization
(c) sp hybridization
(d) d2sp3 hybridization
Compounds formed by sp3d hybridization will have structure
(a) Planar
(b) Pyramidal
(c) Angular
(d) Trigonal bipyramidal
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Among the following compounds, which one is planar in shape?
(a) Methane
(b) Acetylene
(c) Benzene
(d) Isobutene
Hybridization involves
(a) Addition of an electron pair
(b) Mixing up of atomic orbitals
(c) Removal of an electron pair
(d) Separation of orbitals
XeF2 involves hybridization
(a) sp3
(b) sp3d
(c) sp3d2
(d) None of these
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Compound having planar symmetry is
(a) H2SO4
(b) H2O
(c) HNO3
(d) CCL4
The number of shared electrons between carbon-carbon atoms in an ethylene molecule is
(a) 2
(b) 4
(c) 6
(d) 3
Which of the following molecules has trigonal planer geometry?
(a) IF3
(b) PCl3
(c) NH3
(d) BF3
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The geometry and the type of hybrid orbital present in the central atom in BF3 is
(a) Linear, sp
(b) Trigonal planar, sp2
(c) Tetrahedral, sp3
(d) Pyramidal, sp3
Be in BeCl2 undergoes
(a) Diagonal hybridization
(b) Trigonal hybridization
(c) Tetrahedral hybridization
(d) No hybridization
The bond angle in water molecules is nearly or Directed bonds in water forms an angle of
(a) 120o
(b) 180o
(c) 109o 28’
(d) 104o 30’
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When two pairs of electrons are shared, bond is?
(a) Single covalent bond
(b) Double covalent bond
(c) Dative bond
(d) Triple bond
sp3d2 hybrid orbitals are
(a) Linear bipyramidal
(b) Pentagonal
(c) Trigonal bipyramidal
(d) Octahedral
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Carbon atoms in diamond are bonded to each other in a configuration
(a) Tetrahedral
(b) Planar
(c) Linear
(d) Octahedral
In benzene, all the six C – C bonds have the same length because of
(a) Tautomerism
(b) sp2 hybridization
(c) Isomerism
(d) Inductive effect
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The nature of hybridization in the NH3 molecule is
(a) sp
(b) sp2
(c) sp3
(d) sp3d
The geometry of the molecule with sp3d2 hybridised central atom is
(a) Square planar
(b) Trigonal bipyramidal
(c) Octahedral
(d) Square pyramidal
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