3 years ago

For each of the three ionic compounds, select which main group X belongs to. a.)X3PO4 b.)CaX2 c.)X2(SO4)3

1 answer:

4 0

A) First because it has a valency of +1

b) Seventh because it has a valency of -1

c) Third because it has a valency of +3

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Aleks [24]

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Step-by-step explanation:

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4 years ago

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sasho [114]

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Step-by-step explanation:

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