Which of the following complex is having highest `M-C` bond order?
(1) `[Ni(CO)_(4)]`
(2) `[Fe(CO)_(5)]`
(3) `[V(CO)_(6)]^(-)`
(4) `[Mn(CO)_(6)]^(+)`

The pi acceptor ligands are those which possess vacant pi- orbitals in addition to the lone pairs of electrons Which of the following complex// ion has lowest M-C bond order? (a) [V(CO)_(6)]^(o+) (b) Ni(CO)_(4) (c ) Fe(CO)_(5) (d) [Mn(CO)_(6)]^(o+) .

The pi acceptor ligands are those which possess vacant pi- orbitals in addition to the lone pairs of electrons Which of the following complex// ion has lowest C-O bond order? (a) [V(CO)_(6)]^(o+) (b) Ni(CO)_(4) (c ) Fe(CO)_(5) (d) [Mn(CO)_(6)]^(o+) .

The pi acceptor ligands are those which possess vacant pi- orbitals in addition to the lone pairs of electrons Which of the following complex ion has the highest C-O bond length ? (a) [V(CO)_(6)]^(o+) (b) Ni(CO)_(4) (c ) Fe(CO)_(5) (d) [Mn(CO)_(6)]^(o+) .

The pi acceptor ligands are those which possess vacant pi- orbitals in addition to the lone pairs of electrons Which of the following complex ion has lowest M-C bond length? (a) [V(CO)_(6)]^(o+) (b) [Mn(CO)_(6)]^(o+) (c ) Ni(CO)_(4) (d) Fe(CO)_(5) .

Most of the metal carbonyls obey inert gas rule which states the the compounds in which the central metal atom appears to have attained the configuration of a noble gas either by the sharing or by the transfer of electrons tend to be more stable Which of the following has highest C-O bond length ? (a) [mn(CO)_(6)]^(o+) (b) [Co(CO)_(4)]^(Θ) (c) [Fe(CO)_(4))]^(2-) (d) [Ni(CO)_(4)] .

The pi acid ligands donate their lone pairs to the metal to form a normal o bond with the latter in addition to it the vacant orbitals accepct electrons from the filled mental orbitals to form a type of pi bonand which suppliments the o bond Which of the following has lowest M-C bond lenght? [Ni(CO)_(4)] (b) [Mn(CO)_(6)]^(o+) (c) [Fe(CO)_(4)]^(2-) (d) [Co(CO)_(4)]^(Θ) .

Most of the metal carbonyls obey inert gas rule which states the the compounds in which the central metal atom appears to have attained the configuration of a noble gas either by the sharing or by the transfer of electrons tend to be more stable . Which of the following has lowest C-O bond order? (a) [Mn(CO)_(6)]^(o+) (b) [Co(CO)_(4)]^(o+) [Fe(CO)_(4)]^(2-) (d) [Ni(CO)_(4)] .

The pi acid ligands donate their lone pairs to the metal to form a normal o bond with the latter in addition to it the vacant orbitals accepct electrons from the filled mental orbitals to form a type of pi bonand which suppliments the o bond Which of the following has lowest M-C bond lenght? (a) [Fe(CO)_(4)]^(2-) (b) [Co(CO)_(4)]^(Θ) (c) [Ni(CO)_(4)] (d) [Mn(CO)_(6)]^(o+) .