09. COORDINATION COMPOUNDS
COORDINATION COMPOUNDS

28840 The oxidation state of \(Fe\) in \({K_4}[Fe{(CN)_6}]\) is

1 \(2\)
2 \(-2\)
3 \(3\)
4 \(4\)
COORDINATION COMPOUNDS

28841 The number of moles of \(AgCl\) precipitate when excess of \(AgN{O_3}\) is added to one mole of \([Cr{\left( {N{H_3}} \right)_4}C{l_2}]Cl\) is

1 \(0\)
2 \(1\)
3 \(2\)
4 \(3\)
COORDINATION COMPOUNDS

28842 An anion solution gives a white ppt. With \(AgN{O_3}\) solution. The ppt. dissolves in dil. ammonia due to the formation of

1 \(AgN{O_3}\)
2 \(N{H_4}N{O_3}\)
3 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Cl\)
4 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Br\)
COORDINATION COMPOUNDS

28843 The diamagnetic specie is

1 \({[Ni{(CN)_4}]^{2 - }}\)
2 \({[NiC{l_4}]^{2 - }}\)
3 \({[CoC{l_4}]^{2 - }}\)
4 \({[Co{F_6}]^{2 - }}\)
COORDINATION COMPOUNDS

28844 An example of a sigma bonded organometallic compound is

1 Grignard's reagent
2 ferrocene
3 cobaltocene
4 ruthenocene.
COORDINATION COMPOUNDS

28840 The oxidation state of \(Fe\) in \({K_4}[Fe{(CN)_6}]\) is

1 \(2\)
2 \(-2\)
3 \(3\)
4 \(4\)
COORDINATION COMPOUNDS

28841 The number of moles of \(AgCl\) precipitate when excess of \(AgN{O_3}\) is added to one mole of \([Cr{\left( {N{H_3}} \right)_4}C{l_2}]Cl\) is

1 \(0\)
2 \(1\)
3 \(2\)
4 \(3\)
COORDINATION COMPOUNDS

28842 An anion solution gives a white ppt. With \(AgN{O_3}\) solution. The ppt. dissolves in dil. ammonia due to the formation of

1 \(AgN{O_3}\)
2 \(N{H_4}N{O_3}\)
3 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Cl\)
4 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Br\)
COORDINATION COMPOUNDS

28843 The diamagnetic specie is

1 \({[Ni{(CN)_4}]^{2 - }}\)
2 \({[NiC{l_4}]^{2 - }}\)
3 \({[CoC{l_4}]^{2 - }}\)
4 \({[Co{F_6}]^{2 - }}\)
COORDINATION COMPOUNDS

28844 An example of a sigma bonded organometallic compound is

1 Grignard's reagent
2 ferrocene
3 cobaltocene
4 ruthenocene.
COORDINATION COMPOUNDS

28840 The oxidation state of \(Fe\) in \({K_4}[Fe{(CN)_6}]\) is

1 \(2\)
2 \(-2\)
3 \(3\)
4 \(4\)
COORDINATION COMPOUNDS

28841 The number of moles of \(AgCl\) precipitate when excess of \(AgN{O_3}\) is added to one mole of \([Cr{\left( {N{H_3}} \right)_4}C{l_2}]Cl\) is

1 \(0\)
2 \(1\)
3 \(2\)
4 \(3\)
COORDINATION COMPOUNDS

28842 An anion solution gives a white ppt. With \(AgN{O_3}\) solution. The ppt. dissolves in dil. ammonia due to the formation of

1 \(AgN{O_3}\)
2 \(N{H_4}N{O_3}\)
3 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Cl\)
4 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Br\)
COORDINATION COMPOUNDS

28843 The diamagnetic specie is

1 \({[Ni{(CN)_4}]^{2 - }}\)
2 \({[NiC{l_4}]^{2 - }}\)
3 \({[CoC{l_4}]^{2 - }}\)
4 \({[Co{F_6}]^{2 - }}\)
COORDINATION COMPOUNDS

28844 An example of a sigma bonded organometallic compound is

1 Grignard's reagent
2 ferrocene
3 cobaltocene
4 ruthenocene.
COORDINATION COMPOUNDS

28840 The oxidation state of \(Fe\) in \({K_4}[Fe{(CN)_6}]\) is

1 \(2\)
2 \(-2\)
3 \(3\)
4 \(4\)
COORDINATION COMPOUNDS

28841 The number of moles of \(AgCl\) precipitate when excess of \(AgN{O_3}\) is added to one mole of \([Cr{\left( {N{H_3}} \right)_4}C{l_2}]Cl\) is

1 \(0\)
2 \(1\)
3 \(2\)
4 \(3\)
COORDINATION COMPOUNDS

28842 An anion solution gives a white ppt. With \(AgN{O_3}\) solution. The ppt. dissolves in dil. ammonia due to the formation of

1 \(AgN{O_3}\)
2 \(N{H_4}N{O_3}\)
3 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Cl\)
4 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Br\)
COORDINATION COMPOUNDS

28843 The diamagnetic specie is

1 \({[Ni{(CN)_4}]^{2 - }}\)
2 \({[NiC{l_4}]^{2 - }}\)
3 \({[CoC{l_4}]^{2 - }}\)
4 \({[Co{F_6}]^{2 - }}\)
COORDINATION COMPOUNDS

28844 An example of a sigma bonded organometallic compound is

1 Grignard's reagent
2 ferrocene
3 cobaltocene
4 ruthenocene.
COORDINATION COMPOUNDS

28840 The oxidation state of \(Fe\) in \({K_4}[Fe{(CN)_6}]\) is

1 \(2\)
2 \(-2\)
3 \(3\)
4 \(4\)
COORDINATION COMPOUNDS

28841 The number of moles of \(AgCl\) precipitate when excess of \(AgN{O_3}\) is added to one mole of \([Cr{\left( {N{H_3}} \right)_4}C{l_2}]Cl\) is

1 \(0\)
2 \(1\)
3 \(2\)
4 \(3\)
COORDINATION COMPOUNDS

28842 An anion solution gives a white ppt. With \(AgN{O_3}\) solution. The ppt. dissolves in dil. ammonia due to the formation of

1 \(AgN{O_3}\)
2 \(N{H_4}N{O_3}\)
3 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Cl\)
4 \(\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]Br\)
COORDINATION COMPOUNDS

28843 The diamagnetic specie is

1 \({[Ni{(CN)_4}]^{2 - }}\)
2 \({[NiC{l_4}]^{2 - }}\)
3 \({[CoC{l_4}]^{2 - }}\)
4 \({[Co{F_6}]^{2 - }}\)
COORDINATION COMPOUNDS

28844 An example of a sigma bonded organometallic compound is

1 Grignard's reagent
2 ferrocene
3 cobaltocene
4 ruthenocene.