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Given the chemical formulas Na2O, MgO, and Al2O3, predict the formula for radioactive francium oxide, Fr?O?.

Given the chemical formulas Na2O, MgO, and Al2O3, predict the formula for radioactive francium oxide, Fr?O?.
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Given the chemical formulas Na2O, MgO, and Al2O3, predict the formula for radioactive francium oxide, Fr?O?.

User Booboo
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2 Answers

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Fr2O

Fr and Na are both in group 1 meaning they both have a +1 charge and will form similar compounds.
User DeeV
by
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3 votes
francium oxide Fr₂O

Francium, as well as sodium, is in 1A group. Its valency is equal to unit.

User Dawei
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