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Subjects
Science CBSE
Class 9
Structure of the atom
Discovery and structural models of atomic particles
13.
Find the number of electrons in ions
Exercise condition:
4
m.
Note: Write your answers in number.
1
.
Write the number of -ve charged particles present in \(Be^{2+}\).
2
1
4
3
2
.
Write the number of -ve charged particles present in \(P^{3-}\).
14
12
16
18
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