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12-03-2021
Chemistry

contestada

URGENTTTTT What is the correct formula when Al+3 combines with CrO4-2

A. Al2CrO43

B. Al2(CrO4)3

C. Al4(CrO)3

Which two are incorrect and why?

Respuesta :

12-03-2021

A and C are incorrect because they are not complete transfer of valence electrons. Ionic bonds best to form a neutral molecule

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