On adding a drop of BaCl2 to an aq Na2SO3 white precipitate is obtained . ON adding dil. HCl acid to reaction mixture , white precipitate disappears . Why ?
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Bacl2+Na2So3=Baso3+Nacl (displacement reaction Na is reactive than Ba )
so white precipitate BaSo3 form
after adding HCl to BaS03
BaS03+hcl =Bacl2+so2(g)+h20
after reformation of bacl2 white precipitate disappear...hope you understand.
so white precipitate BaSo3 form
after adding HCl to BaS03
BaS03+hcl =Bacl2+so2(g)+h20
after reformation of bacl2 white precipitate disappear...hope you understand.
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