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Subjects
Science CBSE
Class 9
Structure of the atom
Discovery and structural models of atomic particles
12.
Electronic configuration of elements
Exercise condition:
2
m.
1
.
The total number of electrons in the K shell is
\(8\)
\(1\)
\(2\)
2
.
The total number of valence electrons in the given atom is
\(3\)
\(4\)
\(2\)
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