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Chemistry 11 Chapter 6
Chemical Bonding
Test 13
1.
According to Vespr model,the geometry of molecule having 5 bond pair in outer most shell will be?
a) Square planner
b) Octahedral
c) Trigonal bipyramidal
d) Triangualr
2.
Unpaired electrons in a molecule give character?
a) Paramagnetism
b) Ferromagnetism
c) Diamagnetism
d) None of these
3.
Bond order for N
2
molecule is?
a) 2
b) 3
c) 4
d) 1
4.
Pi bonds are produced by the overlapping of?
a) Both of them
b) Unhybrid and unhybrid orbitals
c) Unhybridized orbitals
d) Hybrid orbitals
5.
A molecule that has lower energy than separated atomic orbitals?
a) Atommic orbital
b) Bonding molecular orbital
c) None of these
d) Anti bonding molecular orbital
6.
Ionic character shorten the?
a) Ionization energy
b) Bond energy
c) Electron affinity
d) Bond length
7.
Bond formed by linear overlapping is called?
a) Sigma bond
b) Ionic bond
c) Pi bond
d) Covelant bond
8.
Molecular orbitals which have hagher energy than atomic orbitals are called?
a) Bonding molecular orbitals
b) Hybrid orbitals
c) Super atomic orbitals
d) Antibonding molecular orbitals
9.
Product of charge and distance is?
a) Pressure
b) Bond length
c) Dipole moment
d) Work
10.
Unit of dipole moment is?
a) Poise
b) Debye
c) Newton
d) Pascal
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