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Science CBSE Homework Assignments
Class 9
Structure of the atom
Subatomic particles
4.
Find the number of electrons in ions
Question:
4
m.
Note: Write your answers in number.
1
.
Write the number of -ve charged particles present in \(Al^{3+}\).
13
11
10
12
2
.
Write the number of -ve charged particles present in \(P^{3-}\).
12
18
14
16
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