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What element is the only 4th period Alkali Metal
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What element is the only 4th period Alkali Metal

User Wesley Rolnick
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2 Answers

6 votes

Answer:

(Li) (Na) (K) (Rn (Cs) (Fr)

Step-by-step explanation:

Lithium, Potassium, Rubidium, Caesium and Francium

User Gidon
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5.2k points
6 votes

Answer:

Potassium

Step-by-step explanation:

User EFenix
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5.2k points
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