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प्रश्न
Draw the orbital diagram of `""_20^40"Ca"^(2+)` ion and state the number of three fundamental particles present in it.
उत्तर
Below is the orbital diagram of `""_20^40"Ca"^(2+)` ion:
Atomic number of Ca2+ is 20.
Electronic configuration of Ca2+ is 2, 8, 8.
Three fundamental particles of `""_20^40"Ca"^(2+)` are:
- Protons: 18
- Electrons: 18
- Neutrons: 40 − 20 = 20
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