What is the element with the abbreviated electron configuration [Ar] 4s2?
回答 (3)
2020-04-07 11:30 pm
✔ 最佳答案
Calcium
2020-04-07 11:18 pm
It is calcium (Ca).
2020-04-07 11:20 pm
It’s calcium.
4s2 is the 4th row down, 2 to the right.
4s2 is the 4th row down, 2 to the right.
收錄日期: 2021-04-18 18:25:48
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