Which of the following statement is/are correct? I. The ligand thiosuphao, S_(2)O_(3)^(2-) can give rise to linkage isomers. II. In metallic carbonyls the ligand CO molecule acts both as donor and acceptor. III. The complex [Pt(Py)(NH_(3))(NO_(2))ClBr] exists in eight different geometrical isomeric forms IV. The complex ferricyanide ion does not follows effective atomic numer (EAN) rule.

Which of the following statement is/are correct? I. The ligand thiosu

1.	Which of the following statement is/are correct? I. The ligand thiosuphao, S_(2)O_(3)^(2-) can give rise to linkage isomers. II. In metallic carbonyls the ligand CO molecule acts both as donor and acceptor. III. The complex [Pt(Py)(NH_(3))(NO_(2))ClBr] exists in eight different geometrical isomeric forms IV. The complex ferricyanide ion does not follows effective atomic numer (EAN) rule.
Answer» I and II only II and IV only I, II and III I, II and IV Answer :D