CL2- "0"
Fe2O3 - Fe-"+3" O- "-2"
Na3PO3 - Na -"+1" P-"+3" O-"-2"
Al(H2PO4)3-Al-"+3" H-"+1" P-"+6" O-"-2"
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Answers & Comments
CL2- "0"
Fe2O3 - Fe-"+3" O- "-2"
Na3PO3 - Na -"+1" P-"+3" O-"-2"
Al(H2PO4)3-Al-"+3" H-"+1" P-"+6" O-"-2"