1.

Match the complex species given in Column I with the possible isomerism given in Column II and assign the correct code : {:(,"Column I (Complex species)",,"Column II (Isomerism)"),("A".,[Co(NH_(3))_(4)Cl_(2)]^(+),1.,"optical"),("B".,cis-[Co(en)_(2)Cl_(2)]^(+),2.,"ionisation"),("C".,[Co(NH_(3))_(5)(NO_(2))]Cl_(2),3.,"coordination"),("D".,[Co(NH_(3))_(6)][Cr(CN)_(6)],4.,"geometrical"),(,,5.,"linkage"):}

Answer»

`{:("A (1)","B (2)","C (4)","D (5)"):}`
`{:("A (4)","B (3)","C (2)","D (1)"):}`
`{:("A (4)","B (1)","C (5)","D (3)"):}`
`{:("A (4)","B (1)","C (2)","D (3)"):}`

ANSWER :d


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