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Chemistry 9 Chapter 3
Periodic Table and Periodicity of Properties - 5
1.
Group A elements are called as?
a) representative elements
b) all of these
c) main group elements
d) normal elements
2.
Group B elements are called as?
a) halogens
b) representative elements
c) transition elements
d) alkali metals
3.
Alkali metals belong to the group?
a) IIA
b) 1A
c) IVA
d) IIIA
4.
Alkaline earth metals belong to the group?
a) IVA
b) IIIA
c) IA
d) IIA
5.
Halogens belong to the group?
a) IIA
b) IVA
c) VIIA
d) VIIIA
6.
Noble gases belong to the group?
a) IIIA
b) VIIIA
c) IIA
d) VA
7.
John Newland was?
a) an English chemist
b) an Arabian chemist
c) none of these
d) a Russian chemist
8.
John Newland arranged 24 elements in order of?
a) increasing atomic masses
b) increasing atomic numbers
c) decreasing atomic numbers
d) decreasing atomic masses
9.
Mendeleev was a?
a) British chemist
b) American chemist
c) Russian chemist
d) Pakistani chemist
10.
Newland noticed that how many elements, starting from any point, has similar properties?
a) 5
b) 4
c) 8
d) 6
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