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ATOMIC STRUCTURE
Question #24998
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Question
What is the electronic configuration of krypton (Kr)?
A. [Ar] 3d¹⁰4s²4p⁵
B. [Ar] 3d¹⁰4s²4p⁶
C. [Ar] 3d⁹4s²4p⁶
D. [Ar] 3d¹⁰4s¹4p⁶
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