Question

Electronic Configuration for the element Potassium (K) and Calcium (Ca)​

Answer 1

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Answer:

Potassium (K)

[Ar] 4s¹

Calcium (Ca)​

[Ar] 4s²

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Answer 2

Answer:

potassium: [Ar] 4s¹

Atomic number: 19

Symbol: K

Explanation:

calcium:[Ar] 4s²

Atomic number: 20

Symbol: Ca