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Chemistry 11 Chapter 6
Chemical Bonding
Test 10
1.
In O
2
each oxygen atom is hybridized?
a) sp
2
b) sp
3
c) sp
d) all of these
2.
Measurement of degree fo polarity is?
a) Electron affinity
b) Dipole moment
c) All of these
d) Ionization energy
3.
Bond is formed because an atom?
a) Tries to lose its electrons
b) All of these
c) Tries to gain electrons
d) Tries to complet its outermost shell
4.
Force responsible to hold atom together in a aompound is called?
a) Interaction
b) All of these
c) Bond
d) Attractive forces
5.
Which one has complete their outer most shell?
a) Noble gasses
b) Alkali metals
c) Coinage metals
d) Gun metals
6.
Molecular orbitals are filled according to?
a) All of these
b) Pauli’s exclusion rule
c) Hund’s rule
d) Auf bau principle
7.
Which of the folloing shows high % of ionic character?
a) HF
b) HBr
c) HCl
d) H
2
O
8.
In a period,the atomic radii?
a) Increase
b) Remain same
c) No regular change
d) Decrease
9.
An atom lose or gain electrons,because of?
a) To form bond
b) Stability
c) To complete its shell
d) All of these
10.
Energy of an atom in a compound is?
a) Impossible to say something
b) No change
c) Lesser than individual
d) Higher than individual
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