lani6167 lani6167

19-10-2020
Chemistry

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5. Which of these elements has the greatest atomic radius? *
Be
Mg
Ra
Ba

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Takosoliman Takosoliman

19-10-2020

The answer is Ra
Atomic number for Be is 4

Atomic number for Mg 12

Atomic number for Ra 88

Atomic number for Ba 56

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