CoSO 4 Cl.5NH 3 exists in two isomeric forms ‘A’ and ‘B’. Isomer ‘A’ reacts with AgNO 3 to give a white precipitate but does not react with BaCl 2 . Isomer ‘B’ gives a white precipitate with BaCl 2 but does not react with AgNO 3 . Answer the following questionsGive the IUPAC name of ‘A’ and ‘B’.

Options

1. AIUPAC name of 'A' is Pentaamminechlorocobalt(II)sulphate and 'B' is Pentaamminesulfatocobalt(II) chloride
2. BIUPAC name of 'A' is Pentaamminesulfatocobalt(II) chloride and 'B' is Pentaamminesulfatochlorocobalt(II)
3. CIUPAC name of 'A' is Chloropentaamminesulfatocobalt(II) and 'B' is Pentaamminesulfatocobalt(II) chloride
4. DIUPAC name of 'A' is Pentaamminesulfatocobalt(II) chloride and 'B' is Chloropentaamminesulfatocobalt(II)