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Cerrena [4.2K]
3 years ago
10

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

Chemistry
2 answers:
Rina8888 [55]3 years ago
7 0
Francium oxide Fr₂O

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

Sophie [7]3 years ago
3 0
Fr2O

Fr and Na are both in group 1 meaning they both have a +1 charge and will form similar compounds.
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