Using the periodic table, identify the element with the following exception electron configuration: [Kr]5s¹4d¹⁰ A) Cd B) Hg C) Pd D) Au E) Ag

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The notation [Kr] indicates that the element's electron configuration starts with the same electrons as krypton. The last orbital filled is the 5p orbital, which has 1 electron. This matches the electron configuration of silver (Ag).

Using the Periodic Table, Identify the Element with the Following