मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Identify the optically active compounds from the following: (i) [Co(en)X3]X3+ (ii) [trans−[Co(en)X2ClX2]X+ (iii) cis−[Co(en)X2ClX2]X+ (iv) [Cr(NHX3)X5Cl]

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प्रश्न

Identify the optically active compounds from the following:

(i) \[\ce{[Co(en)3]^{3+}}\]

(ii) \[\ce{[trans - [Co(en)2Cl2]^+}\]

(iii) \[\ce{cis - [Co(en)2Cl2]^+}\]

(iv) \[\ce{[Cr(NH3)5Cl]}\]

टीपा लिहा
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उत्तर

(i) \[\ce{[Co(en)3]^{3+}}\]

(iii) \[\ce{cis - [Co(en)2Cl2]^+}\]

Explanation:

\[\ce{[Co(en)3]^{3+}}\] and \[\ce{[Co(en)2Cl2]^{2+}}\] are optically active compounds because their mirror images are non-superimposable isomer.


Non – superimposable isomers of \[\ce{[Co(en)3]^{3+}}\]


Non – superimosable isomers of \[\ce{[Co(en)2Cl2]^+}\]

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Isomerism in Coordination Compounds - Stereoisomerism
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पाठ 9: Coordination Compounds - Exercises [पृष्ठ १२३]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
पाठ 9 Coordination Compounds
Exercises | Q II. 21. | पृष्ठ १२३

संबंधित प्रश्‍न

Draw the geometrical isomers of complex \[\ce{[Co(en)2Cl2]+}\].


Define the following term:

Anomers 


Indicate the type of isomerism exhibited by the following complex and draw the structure for the isomer:

[Co(NH3)5(NO2)](NO3)2


How many geometrical isomers are possible in the following coordination entity? 

[Cr(C2O4)3]3−


How many geometrical isomers are possible in the following coordination entity? 

[Co(NH3)3Cl3]


Draw the structure of optical isomers of [Cr(C2O4)3]3−.


Draw all the isomers (geometrical and optical) of [CoCl2(en)2]+.


Draw all the isomers (geometrical and optical) of [Co(NH3)2Cl2(en)]+.


Write the structures of optical isomers of the complex ion [Co(en)2Cl2]+.


Why is Butan-1-ol optically inactive but Butan-2-ol is optically active?


Draw the geometrical isomers of complex [Pt(en)2Cl2]2+.


Name the type of isomerism exhibited by the following pairs of compound:
(1) (C2H5)2NH and CH3-NH-C3H7
(2) 1 – butanol and 2 methyl-1 -propanol.


Write the IUPAC name of [Co(en)2Cl2]+ ion.


Draw the geometrical isomers of [Co(en)2Cl2]2+. Which geometrical isomer of [Co(en)2Cl2]2+ is not optically active and why?


Assertion (A): Trans [CrCl2(ox)2]3− shows optical isomerism.

Reason (R): Optical isomerism is common in octahedral complexes involving didentate ligands.


Indicate the types of isomerism exhibited by the following complexes and draw the structures for these isomers: 

[Pt(NH3)(H2O)Cl2 ]


Indicate the types of isomerism exhibited by the following complexes and draw the structure for isomers:

\[\ce{[Pt(NH3)(H2O)Cl2]}\]


Indicate the types of isomerism exhibited by the following complexes and draw the structure for these isomer:

\[\ce{[Pt(NH3)(H2O)Cl2]}\]


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