Chemistry - Complete P-block Question with Solution | TestHub
ChemistryComplete P-blockp-Block 15,16Easy2 minQB
ChemistryEasyinteger
SO₃ (A) is the anhydride of sulphuric acid; careful hydrolysis of PCl₃ gives the phosphorus oxyacid (B). Calculate the basicity of compound (B).
Answer:
2
Solution:
B = H₃PO₃ (phosphorous acid). It has only two ionisable -OH protons (the third H is directly bonded to P), so its basicity is 2.
Stream:JEESubject:ChemistryTopic:Complete P-blockSubtopic:p-Block 15,16
⏱ 2mℹ️ Source: QB
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