What elements has 2 electrons in the 4s sublevel

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asked Mar 26, 2024 131k views

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Franco Rabaglia · Answer 1 · 2024-03-30T18:18:34+0000

Answer:

Calcium

Step-by-step explanation:

The electron configuration of calcium is 1s²2s²2p⁶3s²3p⁶4s², which means that it has two electrons in its valence shell, which is the 4s sublevel.

What elements has 2 electrons in the 4s sublevel

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