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Chemistry 9 Chapter 3
Periodic Table and Periodicity of Properties - 7
1.
The elements whose atoms have similar valence shellelectronic configuration belong to the?
a) Same period
b) Same group
c) None of these
d) Different group
2.
How many blocks of elements have been identified in the periodic table on the basis of valence sub shell?
a) 4
b) 3
c) 5
d) 2
3.
Group IA elements belong to?
a) f-block
b) p-block
c) d-block
d) s-block
4.
Which one of the following elements belong to p-block?
a) Group IA
b) Group IIIA
c) Group IIA
d) All of these
5.
The valence electrons of p-block elements lie in the sub-shell?
a) p
b) f
c) d
d) s
6.
The group number of the element indicates?
a) Total number of electrons
b) All of these
c) n value of the valence shell
d) Number of electrons in the valence shell
7.
The n value of the valence shell is indicated by the?
a) Period number
b) Both of these
c) None of these
d) Group number
8.
The valence electrons of Group IA elements are present in the sub-shell?
a) p
b) s
c) f
d) d
9.
Which one of the following is s-block element?
a) Li
b) N
c) Ce
d) Co
10.
Which one of the following is a d-block element?
a) F
b) Mn
c) Na
d) Th
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