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Luda [366]
3 years ago
14

In an atom, the first energy level can hold

Chemistry
1 answer:
Pepsi [2]3 years ago
3 0

Answer:

2, 8, 18

Explanation:

The number of orbitals for any level of interest n is calculated by a formula o = n^2. Since each orbital contains a maximum of 2 electrons, we can calculate the total number of electrons in an nth orbital by e = 2n^2.

  • As a result, the first energy level for n = 1 can hold a maximum of 2n_1^2 = 2\cdot 1^2 = 2 electrons,
  • The second energy level can hold a maximum of 2n_2^2 = 2\cdot 2^2 = 8 electrons,
  • The third energy level can hold a maximum of 2n_3^2 = 2\cdot 3^2 = 18 electrons.
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