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Identify the element that has the largest atomic radius on the periodic table

2 Answers

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Has the largest atomic number just after the largest noble gas, is a metal. It fits the criteria. Francium has a larger covalent and "Vander Waals" radius than Cesium, but Francium is an extremely unstable element and hence right now the prestige goes to Cesium.
User Armani
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I'm pretty sure the answer is francium. Hope this was helpful!

User Matt Oates
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