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प्रश्न
If n = 6, the correct sequence for filling of electrons will be,
पर्याय
ns → (n – 2)f → (n – 1)d → np
ns → (n – 1)d → (n – 2)f → np
ns → (n – 2)f → np → (n – 1)d
none of these are correct
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उत्तर
ns → (n – 2)f → (n – 1)d → np
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संबंधित प्रश्न
The electronic configuration of Eu (Atomic no. 63) Gd (Atomic no. 64) and Tb (Atomic no. 65) are:
The maximum number of electrons in a sub shell is given by the expression
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| ⥮ | ⥮ | 1 | ||
| (a) | ||||
| 1 | 1 | 1 | ⥮ | |
| (b) | ||||
| 1 | 1 | 1 | 1 | 1 |
| (c) | ||||
- which of these represents the ground state.
- which configuration has the maximum exchange energy.
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