Geometrical Isomerism in Square Planar Geometry

Q. Isomers which are non- superimposable mirror images are known as

1. Epimers
2. Enantiomers
3. Mesomers
4. Diastereomers

Q. Hybridization scheme of [Fe(H²O)5(NO+)]+² Which ligand will enter inner d orbital

Q.

Indicate the complex ion which shows geometrical isomerism.
(a) $\left[Cr\right(H_{2}O{)}_{4}C{l}_2{]}^{+}$
(b) $\left[Pt\right(N{H}_3{)}_{3}Cl]$
(c) $\left[Co\right(N{H}_3{)}_6{]}^{3+}$
(d) $\left[Co\right(CN{)}_5\left(NC\right){]}^{3-}$

Q.

The number of possible optical isomers for the complexes $\left[{\mathrm{MA}}_2{\mathrm{B}}_2\right]\mathrm{with}{\mathrm{sp}}^3\mathrm{or}{\mathrm{dsp}}^2$ hybridized metal atom, respectively, is:

1. $0\mathrm{and}1$

2. $0\mathrm{and}0$

3. $2\mathrm{and}2$

4. $0\mathrm{and}2$

Q.

Total number of monodentate ligands attached to the central metal ion through coordinate bonds is called the

1. Coordination sphere of the metal ion

2. Coordination number of the metal ion

3. Oxidation number of the metal ion

4. Ligands

Q. Total isomers possible for $\left[Co\right(en{)}_2\left(N{O}_2\right)\left(SCN\right){]}^{+}$ are:

1. 8
2. 12
3. 10
4. 14

Q. 25. In Zn(EDTA) complex, ligand is 1) Hexadentate 2) tetradentate 3) bidentate 4) tridentate

Q. A coordination complex $\left[M{X}_2{L}_2\right],$ has a $CN=4$ and two unidentate ligands X and L. When the two ligands are arranged opposite to each other in its geometry, it is called ____ isomer.

1. cis
2. trans
3. fac
4. mer

Q. Match the coordination compounds given in column Iw9.the central metal atoms given in column II and assign thcorrect code:Column IIColumn I(i) Chlorophyll(ii) Blood pigment(iii) Wilkinson catalyst(iv) Vitamin B, (p) Titanium(q) Cobalt(r) Iron(s) Magnesium(iv)(ii)(ii)(i)(a) (p)(b) (s)(q)(q)(r)(s)(r)(r)(p)(c) (s)(p)(q)(d) (q)(r)(s)(p)

Q. No. of geometrical isomers for the molecules?

1. 2
2. 3
3. 6
4. 5

Q. The compound that inhibits the growth of tumors is:

1. cis $\left[Pd\right(Cl{)}_2\left(N{H}_3{)}_2\right]$
2. trans -$\left[Pt\right(Cl{)}_2\left(N{H}_3{)}_2\right]$
3. cis - $\left[Pt\right(Cl{)}_2\left(N{H}_3{)}_2\right]$
4. trans - $\left[Pd\right(Cl{)}_2\left(N{H}_3{)}_2\right]$

Q. In ambidentate ligands have two donor atom but at a time in forming complexes only one donor atom is attached to metal atom At a time both cantattached to metal atom why??

Q. The complex ion ${\left[Co{\left(N{H}_3\right)}_6\right]}^{+2}$ is readily oxidized to ${\left[Co{\left(N{H}_3\right)}_6\right]}^{+3}.$

1. True
2. False

Q.

Write all the geometrical isomers of $\left[Pt\left(N{H}_3\right)\left(Br\right)\left(Cl\right)\left(py\right)\right]$ and how many of these will exhibit optical isomers?

Q. The number of geometrical isomer(s) possible for $\left[Co\right(N{H}_3{)}_{4}C{l}_2]$ (octahedral) is/are :

1. 4
2. 2
3. none
4. 3

Q. The no. of geometrical isomer(s) possible for $[CoC{l}_{2}B{r}_2{]}^{2-}$ (tetrahedral) is/are :

Q.

The number of geometric isomers that can exist for square planar $\left[Pt\right(Cl\left)\right(py\left)\right(N{H}_3\left)\right(N{H}_{2}OH){]}^{⨁}$ is (py = pyridine) :

1. 2

2. 4

3. 3

4. 6

Q. The number of geometrical isomers are :

Q. Which will form geometrical isomers ?

1. 
2. $C{H}_{3}CH=NOH$
3. 
4. All of these

Q. The prefixes syn- and anti- are used to denote :

1. structural isomers
2. conformational isomers
3. geometrical isomers
4. optical isomers

Q. Indicate the types of isomerism exhibited by the following complex and draw the structure of this isomer.
$\left[Co\right(en{)}_3]C{l}_3$

Q.

The number of geometric isomers that can exist for square planar $\left[Pt\right(Cl\left)\right(py\left)\right(N{H}_3\left)\right(N{H}_{2}OH){]}^{⨁}$ is (py = pyridine) :

1. 2

2. 3

3. 4

4. 6

Q. The number of geometrical isomer(s) possible for $\left[AuC{l}_{2}B{r}_2\right]$ (square) planar is/are :

Q. The number of isomers which are ethers and having the molecular formula $C_4{H}_{10}O$ is:

1. $2$
2. $4$
3. $5$
4. $3$

Q. which of the following complexes is sigma as well as pi complexes ?a)Ni(CO)_4b){Fe_2{(CO)_9c)only 2d)both 1 and 2

Q. What is the geometry of $\left[Ni\right(CN{)}_4{]}^{2-},[NiC{l}_4{]}^{2-}$ and $\left[Ni\right(CO{)}_4]$?

1. None of the above
2. $\left[Ni\right(CO{)}_4]$ is square planar and
   $\left[Ni\right(CN{)}_4{]}^{2-},[NiC{l}_4{]}^{2-}$ are tetrahedral
3. $\left[Ni\right(CN{)}_4{]}^{2-}$ is square planar and
   $[NiC{l}_4{]}^{2-},[Ni\left(CO{)}_4\right]$ are tetrahedral
4. $[NiC{l}_4{]}^{2-}$ is square planar and
   $\left[Ni\right(CN{)}_4{]}^{2-},\left[Ni\right(CO{)}_4]$ are tetrahedral

Q. How many geometric isomers are possible:
$\left[CoC{l}_3\right(N{H}_3{)}_3]$

Q. The total number of possible isomers for square-planar $\left[Pt\right(Cl\left)\right(N{O}_2\left)\right(N{O}_3\left)\right(SCN){]}^{2-}$ is:

1. $16$
2. $12$
3. $8$
4. $24$

Q. 25 cm${}^3$ of oxalic acid completely neutralise 0.064 g of sodium hydroxide. Molarity of the oxalic acid solution is

1. 0.064
2. 0.045
3. 0.015
4. 0.032

Q. A complex with the composition $[M{A}_{3}B{]}^{n\pm }$ is found to have no geometrical isomers. The possible structure(s) of the complex is (Where $A$ and $B$ are monodentate ligands).

1. Tetrahedral
2. Square planar
3. Both (a) and (b)
4. Cannot be predicted