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leotakada98
@leotakada98
April 2022
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Um cátion bivalente X combina-se com um ânion monovalente Y, sua fórmula química deverá ser:
a) XY
b) [tex] x^{2} [/tex]Y
c) XY[tex] y^{2} [/tex]
d) [tex] x^{2} [/tex][tex] y^{2} [/tex]
e) Impossível saber
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AliceSoares
Resposta: alternativa C) XY₂
3 votes
Thanks 6
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