The pairs of compounds which cannot exist together in aqueous solution are :<br>(I) NaH2PO4 and NaHCO3<br>(II) Na2CO3 and NaHCO3<br>(III) NaOH and NaH2PO4<br>(I | s Block Elements — Chem-Mantra | Chem-Mantra

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The pairs of compounds which cannot exist together in aqueous solution are :<br>(I) NaH2PO4 and NaHCO3<br>(II) Na2CO3 and NaHCO3<br>(III) NaOH and NaH2PO4<br>(IV) NaHCO3 and NaOH

Answer: B

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