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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?
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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?

User KItis
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1 Answer

3 votes
A and C are incorrect because they are not complete transfer of valence electrons. Ionic bonds best to form a neutral molecule
User Thespacecamel
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4.7k points
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