00. Isomerism of Coordination Compound
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COORDINATION COMPOUNDS

273769 In following compounds, which one contains least oxidation state of iron:

1 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{OH})_{6}\right]$
2 $\mathrm{K}_{2}\left[\mathrm{FeO}_{4}\right]$
3 $\mathrm{FeSO}_{4}\left(\mathrm{NH}_{4}\right)_{2} \mathrm{SO}_{4} \cdot 6 \mathrm{H}_{2} \mathrm{O}$
4 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273771 Among the following the compounds, that is both paramagnetic and coloured:

1 $\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}$
2 $\left(\mathrm{NH}_{4}\right)_{2}\left[\mathrm{TiCl}_{6}\right]$
3 $\mathrm{VOSO}_{4}$
4 $\mathrm{K}_{3}\left[\mathrm{Cu}(\mathrm{CN})_{4}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273772 Arrange the following coordination compounds in the increasing order of magnetic moments.
$\text { (Atomic numbers: } \mathrm{Mn}=25 ; \mathrm{Fe}=26 \text { ) }$
(1) \(\left[\mathrm{FeF}_6\right]^{3-}\)
(2) \(\left[\mathrm{Fe}(\mathrm{CN})_6\right]^3\)
(3) \(\left[\mathrm{MnCl}_6\right]^{3-}\) (high spin)
(4) \(\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}\)
Choose the correct answer from the options given below:

1 $1<2<4<3$
2 $2<4<3<1$
3 $1<3<4<2$
4 $2<4<1<3$
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273773 Identify the incorrect statement related for $\mathrm{PCl}_{5}$ from the following.

1 In this molecule, orbitals of phosphorous are assumed to undergo $s p^{3} d$ hybridization.
2 The geometry of $\mathrm{PCl}_{5}$ is trigonal bipyramidal.
3 $\mathrm{PCl}_{5}$ has two axial bonds stronger than three equatorial bonds.
4 The three equatorial bonds of $\mathrm{PCl}_{5}$ lie in a plane
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273780 The metal ion (in gaseous state) with lowest spin- only magnetic moment value is

1 $\mathrm{V}^{2+}$
2 $\mathrm{Ni}^{2+}$
3 $\mathrm{Cr}^{2+}$
4 $\mathrm{Fe}^{2+}$
JEE Main-25.06.2022
NEET DIGITAL LIBRARY
COORDINATION COMPOUNDS

273769 In following compounds, which one contains least oxidation state of iron:

1 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{OH})_{6}\right]$
2 $\mathrm{K}_{2}\left[\mathrm{FeO}_{4}\right]$
3 $\mathrm{FeSO}_{4}\left(\mathrm{NH}_{4}\right)_{2} \mathrm{SO}_{4} \cdot 6 \mathrm{H}_{2} \mathrm{O}$
4 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273771 Among the following the compounds, that is both paramagnetic and coloured:

1 $\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}$
2 $\left(\mathrm{NH}_{4}\right)_{2}\left[\mathrm{TiCl}_{6}\right]$
3 $\mathrm{VOSO}_{4}$
4 $\mathrm{K}_{3}\left[\mathrm{Cu}(\mathrm{CN})_{4}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273772 Arrange the following coordination compounds in the increasing order of magnetic moments.
$\text { (Atomic numbers: } \mathrm{Mn}=25 ; \mathrm{Fe}=26 \text { ) }$
(1) \(\left[\mathrm{FeF}_6\right]^{3-}\)
(2) \(\left[\mathrm{Fe}(\mathrm{CN})_6\right]^3\)
(3) \(\left[\mathrm{MnCl}_6\right]^{3-}\) (high spin)
(4) \(\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}\)
Choose the correct answer from the options given below:

1 $1<2<4<3$
2 $2<4<3<1$
3 $1<3<4<2$
4 $2<4<1<3$
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273773 Identify the incorrect statement related for $\mathrm{PCl}_{5}$ from the following.

1 In this molecule, orbitals of phosphorous are assumed to undergo $s p^{3} d$ hybridization.
2 The geometry of $\mathrm{PCl}_{5}$ is trigonal bipyramidal.
3 $\mathrm{PCl}_{5}$ has two axial bonds stronger than three equatorial bonds.
4 The three equatorial bonds of $\mathrm{PCl}_{5}$ lie in a plane
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273780 The metal ion (in gaseous state) with lowest spin- only magnetic moment value is

1 $\mathrm{V}^{2+}$
2 $\mathrm{Ni}^{2+}$
3 $\mathrm{Cr}^{2+}$
4 $\mathrm{Fe}^{2+}$
JEE Main-25.06.2022
Join With Us for More Updates
COORDINATION COMPOUNDS

273769 In following compounds, which one contains least oxidation state of iron:

1 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{OH})_{6}\right]$
2 $\mathrm{K}_{2}\left[\mathrm{FeO}_{4}\right]$
3 $\mathrm{FeSO}_{4}\left(\mathrm{NH}_{4}\right)_{2} \mathrm{SO}_{4} \cdot 6 \mathrm{H}_{2} \mathrm{O}$
4 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273771 Among the following the compounds, that is both paramagnetic and coloured:

1 $\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}$
2 $\left(\mathrm{NH}_{4}\right)_{2}\left[\mathrm{TiCl}_{6}\right]$
3 $\mathrm{VOSO}_{4}$
4 $\mathrm{K}_{3}\left[\mathrm{Cu}(\mathrm{CN})_{4}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273772 Arrange the following coordination compounds in the increasing order of magnetic moments.
$\text { (Atomic numbers: } \mathrm{Mn}=25 ; \mathrm{Fe}=26 \text { ) }$
(1) \(\left[\mathrm{FeF}_6\right]^{3-}\)
(2) \(\left[\mathrm{Fe}(\mathrm{CN})_6\right]^3\)
(3) \(\left[\mathrm{MnCl}_6\right]^{3-}\) (high spin)
(4) \(\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}\)
Choose the correct answer from the options given below:

1 $1<2<4<3$
2 $2<4<3<1$
3 $1<3<4<2$
4 $2<4<1<3$
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273773 Identify the incorrect statement related for $\mathrm{PCl}_{5}$ from the following.

1 In this molecule, orbitals of phosphorous are assumed to undergo $s p^{3} d$ hybridization.
2 The geometry of $\mathrm{PCl}_{5}$ is trigonal bipyramidal.
3 $\mathrm{PCl}_{5}$ has two axial bonds stronger than three equatorial bonds.
4 The three equatorial bonds of $\mathrm{PCl}_{5}$ lie in a plane
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273780 The metal ion (in gaseous state) with lowest spin- only magnetic moment value is

1 $\mathrm{V}^{2+}$
2 $\mathrm{Ni}^{2+}$
3 $\mathrm{Cr}^{2+}$
4 $\mathrm{Fe}^{2+}$
JEE Main-25.06.2022
For More Updates join with Us
COORDINATION COMPOUNDS

273769 In following compounds, which one contains least oxidation state of iron:

1 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{OH})_{6}\right]$
2 $\mathrm{K}_{2}\left[\mathrm{FeO}_{4}\right]$
3 $\mathrm{FeSO}_{4}\left(\mathrm{NH}_{4}\right)_{2} \mathrm{SO}_{4} \cdot 6 \mathrm{H}_{2} \mathrm{O}$
4 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273771 Among the following the compounds, that is both paramagnetic and coloured:

1 $\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}$
2 $\left(\mathrm{NH}_{4}\right)_{2}\left[\mathrm{TiCl}_{6}\right]$
3 $\mathrm{VOSO}_{4}$
4 $\mathrm{K}_{3}\left[\mathrm{Cu}(\mathrm{CN})_{4}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273772 Arrange the following coordination compounds in the increasing order of magnetic moments.
$\text { (Atomic numbers: } \mathrm{Mn}=25 ; \mathrm{Fe}=26 \text { ) }$
(1) \(\left[\mathrm{FeF}_6\right]^{3-}\)
(2) \(\left[\mathrm{Fe}(\mathrm{CN})_6\right]^3\)
(3) \(\left[\mathrm{MnCl}_6\right]^{3-}\) (high spin)
(4) \(\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}\)
Choose the correct answer from the options given below:

1 $1<2<4<3$
2 $2<4<3<1$
3 $1<3<4<2$
4 $2<4<1<3$
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273773 Identify the incorrect statement related for $\mathrm{PCl}_{5}$ from the following.

1 In this molecule, orbitals of phosphorous are assumed to undergo $s p^{3} d$ hybridization.
2 The geometry of $\mathrm{PCl}_{5}$ is trigonal bipyramidal.
3 $\mathrm{PCl}_{5}$ has two axial bonds stronger than three equatorial bonds.
4 The three equatorial bonds of $\mathrm{PCl}_{5}$ lie in a plane
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273780 The metal ion (in gaseous state) with lowest spin- only magnetic moment value is

1 $\mathrm{V}^{2+}$
2 $\mathrm{Ni}^{2+}$
3 $\mathrm{Cr}^{2+}$
4 $\mathrm{Fe}^{2+}$
JEE Main-25.06.2022
NEET DIGITAL LIBRARY
COORDINATION COMPOUNDS

273769 In following compounds, which one contains least oxidation state of iron:

1 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{OH})_{6}\right]$
2 $\mathrm{K}_{2}\left[\mathrm{FeO}_{4}\right]$
3 $\mathrm{FeSO}_{4}\left(\mathrm{NH}_{4}\right)_{2} \mathrm{SO}_{4} \cdot 6 \mathrm{H}_{2} \mathrm{O}$
4 $\mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273771 Among the following the compounds, that is both paramagnetic and coloured:

1 $\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}$
2 $\left(\mathrm{NH}_{4}\right)_{2}\left[\mathrm{TiCl}_{6}\right]$
3 $\mathrm{VOSO}_{4}$
4 $\mathrm{K}_{3}\left[\mathrm{Cu}(\mathrm{CN})_{4}\right]$
CG PET-22.05.2022
COORDINATION COMPOUNDS

273772 Arrange the following coordination compounds in the increasing order of magnetic moments.
$\text { (Atomic numbers: } \mathrm{Mn}=25 ; \mathrm{Fe}=26 \text { ) }$
(1) \(\left[\mathrm{FeF}_6\right]^{3-}\)
(2) \(\left[\mathrm{Fe}(\mathrm{CN})_6\right]^3\)
(3) \(\left[\mathrm{MnCl}_6\right]^{3-}\) (high spin)
(4) \(\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}\)
Choose the correct answer from the options given below:

1 $1<2<4<3$
2 $2<4<3<1$
3 $1<3<4<2$
4 $2<4<1<3$
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273773 Identify the incorrect statement related for $\mathrm{PCl}_{5}$ from the following.

1 In this molecule, orbitals of phosphorous are assumed to undergo $s p^{3} d$ hybridization.
2 The geometry of $\mathrm{PCl}_{5}$ is trigonal bipyramidal.
3 $\mathrm{PCl}_{5}$ has two axial bonds stronger than three equatorial bonds.
4 The three equatorial bonds of $\mathrm{PCl}_{5}$ lie in a plane
JEE Main-27.06.2022
COORDINATION COMPOUNDS

273780 The metal ion (in gaseous state) with lowest spin- only magnetic moment value is

1 $\mathrm{V}^{2+}$
2 $\mathrm{Ni}^{2+}$
3 $\mathrm{Cr}^{2+}$
4 $\mathrm{Fe}^{2+}$
JEE Main-25.06.2022