The hybridization of the complex is:
1.
2.
3.
4. Cannot be predicted
Which of the following statement is not true for the reaction given below?
1. It is a ligand substitution reaction.
2. is a relatively strong field ligand while is a weak ligand
3. During the reaction, there is a change in colour from light blue to dark blue
4. , has a tetrahedral structure and is paramagnetic
Which among the following is incorrect?
Complex compounds | Type of hybridization |
1. [V(NH3)6]3+ | d2sp3 |
2. [CrCl3(NMe3)3] | d2sp3 |
3. [Cu(CN)(NO2)(NH3)(py)] | dsp2 |
4. K3[Co(ox)3] | sp3d2 |
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, and , both compounds can easily loose water molecule on treatment with conc.
(c)During transformation , 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
The total possible coordination isomers for the following compounds respectively are:
(a) 4,4,4 (b) 2,2,2 (c) 2,2,4 (d) 4,2,4
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 |
Select incorrect statement among the following about complex :
1. It shows co-ordination isomerism
2. It shows optical activity
3. It shows linkage isomerism
4. IUPAC name of the compound is Pentaaminenitrito-N-chromium (III) tetrathiocyanato-S-zincate(II)
Unmatched characterstic of complex is :
(1) Diamagnetic
(2) Low spin
(3) Geometrical isomerism
(4) Fac. and Mer. form
Which of the following statement is true?
(a) In the cis form is optically inactive while trans form is optically active
(b) In , 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
The following complexes are given :
(1)
(2)
(3)
(4)
(5)
(6)
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