`[Co(NH_(3))_(5)SO_(4)]Br` and `[Co(NH_(3))_(5)Br]SO_(4)` shown _________isomerism .

[Co(NH_(3))_(5)SO_(4)]Br and [Co(NH_(3))_(5)Br]SO_(4) show _________isomerism .

Statement-1: [Co(NH_(3))_(5)SO_(4)]Br" and "[Co(NH_(3))_(5)Br]SO_(4) are ionization isomers. Statement-2: They can distinguished by adding AgNO_(3) solution and BaCl_(2) solution respectively.