Cordination Compound Test

Cordination Compound

This is cordination compound Test-02 for CBSE class 12 Chemistry.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
The effective atomic number of Fe in $Fe{\left( {CO} \right)_5}$is
  • A
    34
  • B
    36
    Correct
  • C
    24
  • D
    26
2
Effective atomic number of Fe in the complex K4[Fe(CN)6] is
  • A
    18
  • B
    36
    Correct
  • C
    24
  • D
    12
3
The oxidation state of Ag in tollen’s reagent is
  • A
    0
  • B
    +1.5
  • C
    +1
    Correct
  • D
    +2
4
Which is not true about a ligand?
  • A
    It can be monodentate of multidentate
  • B
    It can act as a Lewis Base
  • C
    A multidentate ligand cannot cause chelation
    Correct
  • D
    A monodentate ligand cannot be chelating ligand
5
In which of the following complexes, the nickel metal is in the highest oxidation state?
  • A
    $Ni{\left( {CO} \right)_4}$
  • B
    $\left[ {Ni{{\left( {N{H_3}} \right)}_6}} \right]{\left( {B{F_4}} \right)_2}$
  • C
    ${K_4}\left[ {Ni{{\left( {CN} \right)}_6}} \right]$
  • D
    $\begin{array}{*{20}{l}} {{K_2}Ni{F_6}} \end{array}$
    Correct
6
$\begin{array}{*{20}{l}} {KCl.MgC{l_2}.6{H_2}O} \end{array}$is a
  • A
    Basic salt
  • B
    Double salt
    Correct
  • C
    Complex salt
  • D
    Mixed salt
7
Which of the following can be termed as mixed complex?
  • A
    $\left[ {Cu\left( {N{H_4}} \right)} \right]S{O_4}$
  • B
    ${K_4}\left[ {Fe{{\left( {CN} \right)}_6}} \right]$
  • C
    ${K_2}FeS{O_4}$
  • D
    $\left[ {Co{{\left( {N{H_3}} \right)}_4}N{O_2}Cl} \right]Cl$
    Correct
8
Which of the following ligand gives chelate complexes?
  • A
    Pyridine
  • B
    ${C_2}{O_4}^{2{\text{ }}--}$
    Correct
  • C
    $SC{N^--}$
  • D
    $N{H_3}$
9
In the formation of complex entity, the central atom/ion acts as
  • A
    Lewis base
  • B
    Bronsted acid
  • C
    Bronsted base
  • D
    Lewis acid
    Correct
10
Which of the following is a negative ligand?
  • A
    Nitrosyl
  • B
    Carbonyl
  • C
    Cyclopentadienyl
    Correct
  • D
    Thiocarbonyl
11
The correct IUPAC name of $M{n_3}{\left( {CO} \right)_{12}}$is
  • A
    manganicdodecacarbonyl(0)
  • B
    Dodecacarbonylmaganic(II)
  • C
    Dodecacarbonylmanganate(0)
  • D
    Dodecacarbonylmanganese(0)
    Correct
12
Which is used in cancer therapy?
  • A
    Cyanocobalamine
  • B
    Zeise’s salt
  • C
    EDTA
  • D
    Cis – Platin
    Correct
13
The correct IUPAC name of [Fe(C5H5)2] is
  • A
    Cyclopentadienyliron(II)
  • B
    Bis(cyclopentadienyl)iron(II)
    Correct
  • C
    Dicyclopentadienylferrate(II)
  • D
    Ferrocene
14
Which of the following species is expected to be colourless?
  • A
    $\left[ {Ti{{\left( {N{O_3}} \right)}_4}} \right]$
    Correct
  • B
    ${\left[ {Ti{{\left( {{H_2}O} \right)}_6}} \right]^{3 + }}$
  • C
    ${\left[ {Fe\left( {CN} \right)6} \right]^{4{\text{ }}--}}$
  • D
    ${\left[ {Cr{{\left( {N{H_3}} \right)}_6}} \right]^{3 + }}$
15
The correct IUPAC name of ${K_2}\left[ {Zn{{\left( {OH} \right)}_4}} \right]$is
  • A
    Potassium tetrahydroxyzincate(IV)
  • B
    potassium hydroxozinc(II)
  • C
    Potassium tetrahydroxozincate(II)
    Correct
  • D
    Potassium tetrahydroxyzinc(II)