MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic Chemistryp -Block Elements (group 15-18)Previous Year Questions

The species that is not hydrolysed in water is (KCET 2014)

A.P₄O₁₀✓ Correct

B.BaO₂

C.CaC₂

D.Mg₃N₂

Explanation

Chemical reactions that occur when P₄O₁₀, Mg₃N₂, CaCl₂ and BaO₂ reacts with water are as shown below: P₄O₁₀ + 6H₂O → 4H₃PO₄ Mg₃N₂ + 6H₂O → 3Mg(OH)₂ + 2NH₃ CaC₂ + 2H₂O → Ca(OH)₂ + C₂H₂ BaO₂ + 2H₂O → Ba(OH)₂ + H₂O₂

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