For the reaction H 3 PO 4 + Ca(OH) 2 CaHPO 4 + 2 H 2 O 1 mol 1 mol Which are true…

Chemistry · JEE Advanced · NTA Exams — Some Basic Concepts in Chemistry

For the reaction
H₃PO₄ + Ca(OH)₂ CaHPO₄ + 2 H₂O
1 mol 1 mol
Which are true statements?

1. Equivalent weight of H₃PO₄ is 49
2. Resulting mixture is neutralised by 1 mol of KOH
3. CaHPO₄ is an acidic salt
4. 1 mol of H₃PO₄ is completely neutralized by 1.5 mol of Ca(OH)₂

Answer

(A) Equivalent weight of H 3 PO 4 is 49, (B) Resulting mixture is neutralised by 1 mol of KOH, (C) CaHPO 4 is an acidic salt, (D) 1 mol of H 3 PO 4 is completely neutralized by 1.5 mol of Ca(OH) 2

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