1.

In how many total number of compound central atom 'X' has only 3 xoidation state : Hypophosphorous acid, Isohypophospheric acid, Dithionous acid, Phosphorous acid. Sodium trimeta borate, Chlorous acid, Nitrous acid.

Answer»


Solution :`{:("Name","Oxidation state",),(H_(3)PO_(2),+ 1,),(H_(4)P_(2)O_(6),+5","+3,),(H_(2)S_(2)O_(4),+3,),(H_(2)S_(2)O_(5),+5","+3,),(H_(3)PO_(3),+3,),(Na_(3)B_(3)O_(6),+3,),(HClO_(2),+3,),(HNO_(2),+3,):}`


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