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" v) "[Cr(en)(3)]^(3+)...

" v) "[Cr(en)_(3)]^(3+)

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Among (i) [Cr(en)_(3)]^(3+) , (ii) trans - [Cr(en)_(2)Cl_(2)]^(+) , (iii) Cis - [Cr(en)_(2)Cl_(2)]^(+) (iv) [Co(NH_(3))_(4)Cl_(2)]^(+) the optically active complexes are

Which of the following complexes can exists as enantiomers ? Draw their structures (a) cis-[Co(NH_(3))_(4)Br_(2)]^(+) " " (b) cis-[Cr(H_(2)O)_(2)(en)_(2)]^(3+)" " (c )[Cr(gly)_(3)] (d) [Cr(en)_(3)]^(3+) " " ( e) cis-[Co(NH_(3))Cl(en)_(2)]^(2+) " " (f) trans-[Co(NH_(3))_(2)(en)_(2)]^(2+)

How will you distinguish between the following isomer pairs (a) [CoBr(NH_(3))_(5)]SO_(4) and [Co(SO_(4)) (NH_(3))_(5)]Br (b) [Cr(H_(2)O)_(6)]Cl_(3) and [CrCl(H_(2)O)_(5)]Cl_(2)H_(2)O (C) State the kind of isomerism possible for the following: (i) [Cr(en)_(3)]^(3+) (ii) [Cr(NH_(3))_(4)Cl(Br)]^(+) (iii) [Cr(NH_(3))_4Br_(2)]SO_(4)

In complexes off wea field ligands, Delta_(o) lt P (pairing energy), the energy difference between t_(2g) and e_(g) sets is relatively less. Under the unfluence of strong field ligands, Delta_(O) gt p (Pairing energy), the energy difference between t_(2g) and e_(g) sets is relatively high. Q. Select the correct increasing order of 10 Dq. value of chromium complexes: (1) [Cr(en)_(3)]^(3+) (2) [Cr(o x)_(3)]^(3-) ltBrgt (3) [CrF_(6)]^(3-) (4) [Cr(H_(2)O)_(6)]^(3+)

In complexes off wea field ligands, Delta_(o) lt P (pairing energy), the energy difference between t_(2g) and e_(g) sets is relatively less. Under the unfluence of strong field ligands, Delta_(O) gt p (Pairing energy), the energy difference between t_(2g) and e_(g) sets is relatively high. Q. Select the correct increasing order of 10 Dq. value of chromium complexes: (1) [Cr(en)_(3)]^(3+) (2) [Cr(o x)_(3)]^(3-) (3) [CrF_(6)]^(3-) (4) [Cr(H_(2)O)_(6)]^(3+)

In complexes off wea field ligands, Delta_(o) lt P (pairing energy), the energy difference between t_(2g) and e_(g) sets is relatively less. Under the unfluence of strong field ligands, Delta_(O) gt p (Pairing energy), the energy difference between t_(2g) and e_(g) sets is relatively high. Q. Select the correct increasing order of 10 Dq. value of chromium complexes: (1) [Cr(en)_(3)]^(3+) (2) [Cr(o x)_(3)]^(3-) ltBrgt (3) [CrF_(6)]^(3-) (4) [Cr(H_(2)O)_(6)]^(3+)