Isomerism in Coordination Compounds
CHXII09:COORDINATION COMPOUNDS

322025 Which of the following will give maximum number of isomers ?

1 \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{4} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Ni}(\mathrm{en})\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
3 \(\left[\mathrm{Ni}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)(\mathrm{en})_{2}\right]\)
4 \(\left[\mathrm{Cr}(\mathrm{SCN})_{2}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
CHXII09:COORDINATION COMPOUNDS

322026 How many isomers are possible for the complex ion, \(\left[\mathrm{Cr}\left(\mathrm{NH}_{3}\right)(\mathrm{OH})_{2} \mathrm{Cl}_{3}\right]^{2-}\) ?

1 5
2 4
3 3
4 2
CHXII09:COORDINATION COMPOUNDS

322027 The number of possible isomers for the octahedral complex \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{2}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{2}\right]^{-}\)is

1 1
2 2
3 3
4 4
CHXII09:COORDINATION COMPOUNDS

322028 Which of the following complex will show geometrical as well as optical isomersim? (en = ethylenediamine)

1 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{4}\right]\)
3 \(\left[\operatorname{Pt}(\mathrm{en})_{3}\right]^{4+}\)
4 \(\left[\mathrm{Pt}(\mathrm{en})_{2} \mathrm{Cl}_{2}\right]\)
CHXII09:COORDINATION COMPOUNDS

322029 A coordination complex compound of cobalt has molecular formula containing five ammonia molecules, one nitro group and two chlorine atoms for one cobalt atom. One mole of this compound produces three mole ions in an aqueous solution. On reacting this solution, with excess of \(\mathrm{AgNO}_{3}\) solution two moles of \(\mathrm{AgCl}\) get precipitated. The number of structural isomers shown by the complex is

1 1
2 2
3 3
4 4
CHXII09:COORDINATION COMPOUNDS

322025 Which of the following will give maximum number of isomers ?

1 \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{4} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Ni}(\mathrm{en})\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
3 \(\left[\mathrm{Ni}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)(\mathrm{en})_{2}\right]\)
4 \(\left[\mathrm{Cr}(\mathrm{SCN})_{2}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
CHXII09:COORDINATION COMPOUNDS

322026 How many isomers are possible for the complex ion, \(\left[\mathrm{Cr}\left(\mathrm{NH}_{3}\right)(\mathrm{OH})_{2} \mathrm{Cl}_{3}\right]^{2-}\) ?

1 5
2 4
3 3
4 2
CHXII09:COORDINATION COMPOUNDS

322027 The number of possible isomers for the octahedral complex \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{2}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{2}\right]^{-}\)is

1 1
2 2
3 3
4 4
CHXII09:COORDINATION COMPOUNDS

322028 Which of the following complex will show geometrical as well as optical isomersim? (en = ethylenediamine)

1 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{4}\right]\)
3 \(\left[\operatorname{Pt}(\mathrm{en})_{3}\right]^{4+}\)
4 \(\left[\mathrm{Pt}(\mathrm{en})_{2} \mathrm{Cl}_{2}\right]\)
CHXII09:COORDINATION COMPOUNDS

322029 A coordination complex compound of cobalt has molecular formula containing five ammonia molecules, one nitro group and two chlorine atoms for one cobalt atom. One mole of this compound produces three mole ions in an aqueous solution. On reacting this solution, with excess of \(\mathrm{AgNO}_{3}\) solution two moles of \(\mathrm{AgCl}\) get precipitated. The number of structural isomers shown by the complex is

1 1
2 2
3 3
4 4
CHXII09:COORDINATION COMPOUNDS

322025 Which of the following will give maximum number of isomers ?

1 \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{4} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Ni}(\mathrm{en})\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
3 \(\left[\mathrm{Ni}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)(\mathrm{en})_{2}\right]\)
4 \(\left[\mathrm{Cr}(\mathrm{SCN})_{2}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
CHXII09:COORDINATION COMPOUNDS

322026 How many isomers are possible for the complex ion, \(\left[\mathrm{Cr}\left(\mathrm{NH}_{3}\right)(\mathrm{OH})_{2} \mathrm{Cl}_{3}\right]^{2-}\) ?

1 5
2 4
3 3
4 2
CHXII09:COORDINATION COMPOUNDS

322027 The number of possible isomers for the octahedral complex \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{2}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{2}\right]^{-}\)is

1 1
2 2
3 3
4 4
CHXII09:COORDINATION COMPOUNDS

322028 Which of the following complex will show geometrical as well as optical isomersim? (en = ethylenediamine)

1 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{4}\right]\)
3 \(\left[\operatorname{Pt}(\mathrm{en})_{3}\right]^{4+}\)
4 \(\left[\mathrm{Pt}(\mathrm{en})_{2} \mathrm{Cl}_{2}\right]\)
CHXII09:COORDINATION COMPOUNDS

322029 A coordination complex compound of cobalt has molecular formula containing five ammonia molecules, one nitro group and two chlorine atoms for one cobalt atom. One mole of this compound produces three mole ions in an aqueous solution. On reacting this solution, with excess of \(\mathrm{AgNO}_{3}\) solution two moles of \(\mathrm{AgCl}\) get precipitated. The number of structural isomers shown by the complex is

1 1
2 2
3 3
4 4
CHXII09:COORDINATION COMPOUNDS

322025 Which of the following will give maximum number of isomers ?

1 \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{4} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Ni}(\mathrm{en})\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
3 \(\left[\mathrm{Ni}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)(\mathrm{en})_{2}\right]\)
4 \(\left[\mathrm{Cr}(\mathrm{SCN})_{2}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
CHXII09:COORDINATION COMPOUNDS

322026 How many isomers are possible for the complex ion, \(\left[\mathrm{Cr}\left(\mathrm{NH}_{3}\right)(\mathrm{OH})_{2} \mathrm{Cl}_{3}\right]^{2-}\) ?

1 5
2 4
3 3
4 2
CHXII09:COORDINATION COMPOUNDS

322027 The number of possible isomers for the octahedral complex \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{2}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{2}\right]^{-}\)is

1 1
2 2
3 3
4 4
CHXII09:COORDINATION COMPOUNDS

322028 Which of the following complex will show geometrical as well as optical isomersim? (en = ethylenediamine)

1 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{4}\right]\)
3 \(\left[\operatorname{Pt}(\mathrm{en})_{3}\right]^{4+}\)
4 \(\left[\mathrm{Pt}(\mathrm{en})_{2} \mathrm{Cl}_{2}\right]\)
CHXII09:COORDINATION COMPOUNDS

322029 A coordination complex compound of cobalt has molecular formula containing five ammonia molecules, one nitro group and two chlorine atoms for one cobalt atom. One mole of this compound produces three mole ions in an aqueous solution. On reacting this solution, with excess of \(\mathrm{AgNO}_{3}\) solution two moles of \(\mathrm{AgCl}\) get precipitated. The number of structural isomers shown by the complex is

1 1
2 2
3 3
4 4
CHXII09:COORDINATION COMPOUNDS

322025 Which of the following will give maximum number of isomers ?

1 \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{4} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Ni}(\mathrm{en})\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
3 \(\left[\mathrm{Ni}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)(\mathrm{en})_{2}\right]\)
4 \(\left[\mathrm{Cr}(\mathrm{SCN})_{2}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}\)
CHXII09:COORDINATION COMPOUNDS

322026 How many isomers are possible for the complex ion, \(\left[\mathrm{Cr}\left(\mathrm{NH}_{3}\right)(\mathrm{OH})_{2} \mathrm{Cl}_{3}\right]^{2-}\) ?

1 5
2 4
3 3
4 2
CHXII09:COORDINATION COMPOUNDS

322027 The number of possible isomers for the octahedral complex \(\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{2}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{2}\right]^{-}\)is

1 1
2 2
3 3
4 4
CHXII09:COORDINATION COMPOUNDS

322028 Which of the following complex will show geometrical as well as optical isomersim? (en = ethylenediamine)

1 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{2}\right]\)
2 \(\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}_{4}\right]\)
3 \(\left[\operatorname{Pt}(\mathrm{en})_{3}\right]^{4+}\)
4 \(\left[\mathrm{Pt}(\mathrm{en})_{2} \mathrm{Cl}_{2}\right]\)
CHXII09:COORDINATION COMPOUNDS

322029 A coordination complex compound of cobalt has molecular formula containing five ammonia molecules, one nitro group and two chlorine atoms for one cobalt atom. One mole of this compound produces three mole ions in an aqueous solution. On reacting this solution, with excess of \(\mathrm{AgNO}_{3}\) solution two moles of \(\mathrm{AgCl}\) get precipitated. The number of structural isomers shown by the complex is

1 1
2 2
3 3
4 4