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Subjects
Science CBSE
Class 10
Periodic classification of elements
Textbook based HOTS
26.
Multiple Choice Question Answer XXVI
Exercise condition:
2
m.
1.
Which of the following sets of elements do not belong to the same group ?
C, Si, Ge
Na, K, Rb
P, S, Cl
F, Cl, Br
2.
Which of the following has the lowest number of electrons in the valence shell ?
O
N
C
B
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