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The number of 3s electrons in Na.
Express your answer as an integer.

1 Answer

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Final answer:

The number of 3s electrons in sodium is 1.

Step-by-step explanation:

The electron configuration of sodium is 1s²2s²2p⁶3s¹. This means that sodium has 1 electron in the 3s subshell. Therefore, the number of 3s electrons in sodium is 1.

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