Write the molecular formulae of all the compounds that can be formed by the combination of following ions

CBSE Class 9 CBSE Class 9 Science
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Write the molecular formulae of all the compounds that can be formed by the combination of following ions
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Answer:
CuCl2; CuS04; Cu3 (P04)2
NaCl; Na2S04; Na3P04
FeCl3; Fe2(S04)3; FeP04