Coordination Compounds(11th And 12th > Chemistry ) Questions and answers for exam Preparation

11th And 12th > Chemistry

COORDINATION COMPOUNDS MCQs

Total Questions : 30 | Page 1 of 3 pages

Question 1.

The solution of the complex tetraamminecopper (II) sulphate in water

Will give the tests of $C u^{2 +}$ ions
Will give the tests of $N H_{3}$
Will give the tests of $S O_{4}^{- 2}$ ions
Will not give any test of the above species

Discuss Question

Answer: Option C. -> Will give the tests of

S O_{4}^{- 2}

ions
:
C

[C u (N H_{3})_{4}] S O_{4} \to [C u (N H_{3})_{4}]^{2 +} + S O_{4}^{- 2}

It will give test for

S O_{4}^{- 2}

Question 2.

Which of the following is not correct?
Organometallics can play an ever expanding role in the production of

Pharmaceuticals
Agrochemicals
Flavours
None of these

Discuss Question

Answer: Option D. -> None of these
:
D
Organometallics are used to make all of these.

Question 3.

Which of the following is a mixed salt?

$C a O C l_{2}$
$C u S O_{4} .4 N H_{3}$
$A g C l .2 N H_{3}$
$P t C l_{4} .5 N H_{3}$

Discuss Question

Answer: Option A. ->

C a O C l_{2}

:
A
Mixed salt contains two different types of cations or anions. It has

C a 2 +

, it also contains two anions

C l^{-}

and

O C l^{-}

Question 4.

The ion which is not tetrahedral in shape is?

$B F_{4}^{-}$
$N H_{4}^{+}$
$[C u (N H_{3})_{4}]^{2 +}$
$N i C l_{4}^{2 -}$

Discuss Question

Answer: Option C. ->

[C u (N H_{3})_{4}]^{2 +}

:
C

[C u (N H_{3})_{4}]^{2 +}

is square planar
Hybridazation state of

C u^{+ 2}

d s p^{2}

Question 5.

Which of the following metal ion is present in Ziegler-Natta catalyst?

$F e^{2 +}$
$Z r^{4 +}$
$R h^{+ 1}$
$T i^{4 +}$

Discuss Question

Answer: Option D. ->

T i^{4 +}

:
D
This catalyst is made up of

T i C l_{3} + A l (C_{2} H_{5})_{2} C l

Question 6.

In which of the following complexes, nickel is in the highest oxidation state?

$K_{4} [N i (C N)_{4}]$
$[K_{2} N i F_{6}]$
$[N i (C O)_{4}]$
$[N i (C N)_{4}]^{2 -}$

Discuss Question

Answer: Option B. ->

[K_{2} N i F_{6}]

:
B
Nickel has + 4 oxidation state.

Question 7.

The metal ion present in Zeise's salt is

Magnesium
Iron
Platinum
Palladium

Discuss Question

Answer: Option C. -> Platinum
:
C
Zeise’s salt is

K [P t C l_{3} (C_{2} H_{4})]

Question 8.

In the complex $F e (C O)_{x}$ , the value of x is

Discuss Question

Answer: Option C. -> 5
:
C
EAN = 36 so, 26 + 2

\times

n = 36
n = 5

Question 9.

In a complex, the highest co-ordination number is

Discuss Question

Answer: Option A. -> 6
:
A
According to Werner theory

Question 10.

Which of the following statement is incorrect ?

Co-ordination compounds and complexes are synonymous terms.
Complexes always give ions in solution.
Complexes may or may not give ions in solution
Complex ion does not dissociate into its compones even in solution.

Discuss Question

Answer: Option B. -> Complexes always give ions in solution.
:
B
You can have complexes that do not form ions in solution.
e.g.

[F e (C O)_{5}]

Latest Videos

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Latest Test Papers

DSP Combined 1 Free Revision Test SAIL JO E-0

GPOE / GPA Combined 1 Free Revision Test SAIL JO E-0

BSP Plant Specific Review Test SAIL JO E-0

BSL Combined 1 Free Revision Test SAIL JO E-0

GFM Combined 1 Free Revision Test SAIL JO E-0