Which of the following sets contains all the
salts of same family?
NH4CI, (NH4)2SO4, NaCl, AgBr
MgCl2, AgBr, KCI, NaBr
Na2SO3, Na2SO4, K2SO3, K2SO4
(NH4)2SO4, Na2SO4, BaSO4, K2SO4
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the fourth one is from same family which is sulphate .
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