Select the correct code of TRUE and FALSE for given statements:

(a) Peroxide ion as well as dioxygen molecule both are paramagnetic species.

(b) In set of isomers, [Cr(H2O)6]Cl3 and [CrCl(H2O)5]Cl2·H2O, both compounds can easily loose water molecule on treatment with conc. H2SO4

(c)During transformation NO NO+, bond length and magnetic  behaviour decreases

(d) An ether is more volatile than alcohol both having same molecular formula

(a) FFTT         (b) FTFT       (c) FTTT   (d) TFFT

 

Subtopic:  VBT, CFT & their Limitations |
 53%
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The total possible coordination isomers for the following compounds respectively are:

[Co(en)3][Cr(C2O4)3]
[Cu(NH3)4][CuCl4]
[Ni(en)3][Co(NO2)6

(a) 4,4,4     (b) 2,2,2       (c) 2,2,4        (d) 4,2,4

Subtopic:  Isomerism in Coordination Compounds |
From NCERT
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The incorrect option among the following is:

1.  [Co(NO2)(H2O)(en)2]Cl2, [CoCl(NO2)(en)2]Cl·H2O Hydrate isomerism
2.  [Cu(NH3)4[PtCl4], [CuCl(NH3)3][PtCl3(NH3)] Co-ordination isomerism
3.  [Ni(CN)(H2O)(NH3)4]Cl, [NiCl(H2O)(NH3)4]CN Ionization isomerism
4.  [Cr(NO2)(NH3)5][ZnCl4], [Cr(NO3)(NH3)5][ZnCl4] Linkage isomerism
Subtopic:  Ligands |
 74%
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Select incorrect statement among the following about complex [Cr(NO2)(NH3)5] [Zn(SCN)4]:

(a) It shows co-ordination isomerism

(b) It shows optical activity 

(c) It shows linkage isomerism

(d) IUPAC name of the compound is Pentaaminenitrito-N-chromium (III) tetrathiocyanato-S-zincate(II) 

Subtopic:  Isomerism in Coordination Compounds |
 67%
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Unmatched characterstic of complex [PdCl2(H2O)2(NH3)2]2+ is :

(1) Diamagnetic                               

(2) Low spin

(3) Geometrical isomerism               

(4) Fac. and Mer. form

Subtopic:  VBT, CFT & their Limitations |
 69%
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Which of the following statement is true?

(a) In [PtCl2(NH3)2]2+ the cis form is optically inactive while trans form is optically active

(b) In [Fe(C2O4)3]3- , geometrical isomerism does not exist while optical isomerism exists 

(c) In Mabcd, square planar complexes show both optical as well as geometrical isomerism

(d) In Mabcd tetrahedral complex, optical isomerism cannot be observed

 

Subtopic:  Isomerism in Coordination Compounds |
 60%
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The following complexes are given :

(1) trans-[Co(NH3)4Cl2]+

(2) cis-[Co(NH3)2(en)2]3+

(3) trans-[Co(NH3)2(en)2]3+

(4) NiCl42-

(5) TiF62-

(6) CoF63-

Choose the correct code:

(a) (1),(2) are optically active, (3) is optically inactive

(b) (2) is optically active ; (1), (3) are optically inactive

(c) (4), (5) are coloured and (6) is colourless

(d) (4) is coloured and (5),(6) are colourless

Subtopic:  Isomerism in Coordination Compounds |
 78%
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Which of the following can show geometrical isomerism?

(1) [Pt(NH2-C|CH3H-C|CH3H-NH2)2]2+           

(2) [Co(en)2NH3Cl]2+

(3) Both (a) and (b)                               

(4) None of these 

Subtopic:  Isomerism in Coordination Compounds |
 54%
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Which of the following complex compound exhibits cis-trans isomerism?

1. [CoCl(NH3)4(H2O)]                     
2. [PtCl2(NH3)2]
3. [CoCl2(NH3)4]                             
4. All of the above

Subtopic:  Isomerism in Coordination Compounds |
 77%
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Which of the following will have three stereoisomeric forms?

(i) [Cr(NO3)3(NH3)3]                 (ii) K3[Co(C2O4)3]

(iii) K3[CoCl2(C2O4)2]               (iv) [CoBrCl(en)2]

(a) (iii) and (iv )     (b) (i),(iii) and (iv)       (c) (iv) only       (d) All four 

Subtopic:  Isomerism in Coordination Compounds |
 54%
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