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What is the metal with 4 valence electrons and a mass greater than 200?

What is the metal with 4 valence electrons and a mass greater than 200?
asked 90.8k views
3 votes
What is the metal with 4 valence

electrons and a mass greater than 200?

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User Crembo
by
8.3k points

1 Answer

6 votes

Francium is the heaviest of the alkali metals, with an atomic mass of 223 grams.

answered
User Benjiman
by
7.2k points
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