04. Spectrochemical Series, Complex Stability
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
COORDINATION COMPOUNDS

274223 The correct increasing order of trans-effect of the following species is

1 $\mathrm{NH}_{3}>\mathrm{CN}^{-}>\mathrm{Br}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}$
2 $\mathrm{CN}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}>\mathrm{Br}^{-}>\mathrm{NH}_{3}$
3 $\mathrm{Br}^{-}>\mathrm{CN}^{-}>\mathrm{NH}_{3}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}$
4 $\mathrm{CN}^{-}>\mathrm{Br}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}>\mathrm{NH}_{3}$
COORDINATION COMPOUNDS

274224 The ligand \(\left(\mathrm{OOC}-\mathrm{CH}_2\right)_2 \mathrm{NCH}_2-\mathrm{CH}_2-\mathrm{N}\left(\mathrm{CH}_2 \mathrm{COO}^{-}\right)_2\) is

1 Didentate
2 Tirdentate
3 Hexadentate
4 Tetradentate
COORDINATION COMPOUNDS

274229 In the complexes $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+},\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}$, $\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]^{3-}$ and $\left[\mathrm{FeCl}_{6}\right]^{3-}$, more stability is shown by

1 $\left[\mathrm{FeCl}_{6}\right]^{3-}$
2 $\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]^{3-}$
3 $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}$
4 $\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}$
COORDINATION COMPOUNDS

274230 Trien ligand is:

1 Hexadentate, mono anionic
2 Tetradentate, neutral
3 Tetradentate, dianion
4 Monodentate, anion
COORDINATION COMPOUNDS

274223 The correct increasing order of trans-effect of the following species is

1 $\mathrm{NH}_{3}>\mathrm{CN}^{-}>\mathrm{Br}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}$
2 $\mathrm{CN}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}>\mathrm{Br}^{-}>\mathrm{NH}_{3}$
3 $\mathrm{Br}^{-}>\mathrm{CN}^{-}>\mathrm{NH}_{3}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}$
4 $\mathrm{CN}^{-}>\mathrm{Br}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}>\mathrm{NH}_{3}$
COORDINATION COMPOUNDS

274224 The ligand \(\left(\mathrm{OOC}-\mathrm{CH}_2\right)_2 \mathrm{NCH}_2-\mathrm{CH}_2-\mathrm{N}\left(\mathrm{CH}_2 \mathrm{COO}^{-}\right)_2\) is

1 Didentate
2 Tirdentate
3 Hexadentate
4 Tetradentate
COORDINATION COMPOUNDS

274229 In the complexes $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+},\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}$, $\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]^{3-}$ and $\left[\mathrm{FeCl}_{6}\right]^{3-}$, more stability is shown by

1 $\left[\mathrm{FeCl}_{6}\right]^{3-}$
2 $\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]^{3-}$
3 $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}$
4 $\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}$
COORDINATION COMPOUNDS

274230 Trien ligand is:

1 Hexadentate, mono anionic
2 Tetradentate, neutral
3 Tetradentate, dianion
4 Monodentate, anion
COORDINATION COMPOUNDS

274223 The correct increasing order of trans-effect of the following species is

1 $\mathrm{NH}_{3}>\mathrm{CN}^{-}>\mathrm{Br}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}$
2 $\mathrm{CN}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}>\mathrm{Br}^{-}>\mathrm{NH}_{3}$
3 $\mathrm{Br}^{-}>\mathrm{CN}^{-}>\mathrm{NH}_{3}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}$
4 $\mathrm{CN}^{-}>\mathrm{Br}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}>\mathrm{NH}_{3}$
COORDINATION COMPOUNDS

274224 The ligand \(\left(\mathrm{OOC}-\mathrm{CH}_2\right)_2 \mathrm{NCH}_2-\mathrm{CH}_2-\mathrm{N}\left(\mathrm{CH}_2 \mathrm{COO}^{-}\right)_2\) is

1 Didentate
2 Tirdentate
3 Hexadentate
4 Tetradentate
COORDINATION COMPOUNDS

274229 In the complexes $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+},\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}$, $\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]^{3-}$ and $\left[\mathrm{FeCl}_{6}\right]^{3-}$, more stability is shown by

1 $\left[\mathrm{FeCl}_{6}\right]^{3-}$
2 $\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]^{3-}$
3 $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}$
4 $\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}$
COORDINATION COMPOUNDS

274230 Trien ligand is:

1 Hexadentate, mono anionic
2 Tetradentate, neutral
3 Tetradentate, dianion
4 Monodentate, anion
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
COORDINATION COMPOUNDS

274223 The correct increasing order of trans-effect of the following species is

1 $\mathrm{NH}_{3}>\mathrm{CN}^{-}>\mathrm{Br}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}$
2 $\mathrm{CN}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}>\mathrm{Br}^{-}>\mathrm{NH}_{3}$
3 $\mathrm{Br}^{-}>\mathrm{CN}^{-}>\mathrm{NH}_{3}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}$
4 $\mathrm{CN}^{-}>\mathrm{Br}^{-}>\mathrm{C}_{6} \mathrm{H}_{5}^{-}>\mathrm{NH}_{3}$
COORDINATION COMPOUNDS

274224 The ligand \(\left(\mathrm{OOC}-\mathrm{CH}_2\right)_2 \mathrm{NCH}_2-\mathrm{CH}_2-\mathrm{N}\left(\mathrm{CH}_2 \mathrm{COO}^{-}\right)_2\) is

1 Didentate
2 Tirdentate
3 Hexadentate
4 Tetradentate
COORDINATION COMPOUNDS

274229 In the complexes $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+},\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}$, $\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]^{3-}$ and $\left[\mathrm{FeCl}_{6}\right]^{3-}$, more stability is shown by

1 $\left[\mathrm{FeCl}_{6}\right]^{3-}$
2 $\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]^{3-}$
3 $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}$
4 $\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}$
COORDINATION COMPOUNDS

274230 Trien ligand is:

1 Hexadentate, mono anionic
2 Tetradentate, neutral
3 Tetradentate, dianion
4 Monodentate, anion