EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 20 - Coordination Compounds>JEE Main - 30 January 2023 Shift 2>Q 148

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JEE Main

IMPORTANT

Earn 100

The $Cl - Co - Cl$ bond angle values in a fac- $[Co {({NH}_{3})}_{3} {Cl}_{3}]$ complex is/are:

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Important Questions on Coordination Compounds

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 20 - Coordination Compounds>JEE Main - 30 January 2023 Shift 2>Q 149

1 L, 0.02 M

solution of

[Co {({NH}_{3})}_{5} {SO}_{4}] Br

is mixed with

1 L, 0.02 M

solution of

[Co {({NH}_{3})}_{5} Br] {SO}_{4}

. The resulting solution is divided into two equal parts

(X)

and treated with excess

{AgNO}_{3}

solution and

{BaCl}_{2}

solution respectively as shown below:

1 L

Solution

(X) + {AgNO}_{3}

solution (excess)

\to Y

1 L

Solution

(X) + {BaCl}_{2}

solution (excess)

\to Z

The number of moles of

Y

and

Z

respectively are

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 20 - Coordination Compounds>JEE Main - 31 January 2023 Shift 1>Q 150

Cobalt chloride when dissolved in water forms pink colored complex

X

which has octahedral geometry. This solution on treating with cone

HCl

forms deep blue complex,

Y

which has a

Z

geometry.

X, Y

and

Z

, respectively, are

HARD

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 20 - Coordination Compounds>JEE Main - 31 January 2023 Shift 2>Q 151

If the CFSE of ${[Ti {(H_{2} O)}_{6}]}^{3 +}$ is $- 96.0 kJ / mol$ , this complex will absorb maximum at wavelength $nm$ . (nearest integer)

Assume Planck' constant $(h) = 6.4 \times 10^{- 34} Js$ , Speed of light $(c) = 3.0 \times 10^{8} m / s$ and Avogadro's constant $(N_{A}) = 6 \times 10^{23} / mol$ .

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 20 - Coordination Compounds>JEE Main - 1 February 2023 Shift 1>Q 152

Which of the following are the example of double salt?

(A) ${FeSO}_{4} \cdot {({NH}_{4})}_{2} {SO}_{4} \cdot 6 H_{2} O$

(B) ${CuSO}_{4} \cdot 4 {NH}_{3} \cdot H_{2} O$

(C) $K_{2} {SO}_{4} \cdot {Al}_{2} {({SO}_{4})}_{3} \cdot 24 H_{2} O$

(D) $Fe (CN)_{2} \cdot 4 KCN$

Choose the correct answer.

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JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 20 - Coordination Compounds>JEE Main - 1 February 2023 Shift 1>Q 153

Which of the following complex will show largest splitting of d-orbitals?

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 20 - Coordination Compounds>JEE Main - 1 February 2023 Shift 2>Q 154

The complex cation which has two isomers is:

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 20 - Coordination Compounds>JEE Main - 1 February 2023 Shift 2>Q 155

The spin only magnetic moment of ${[Mn {(H_{2} O)}_{6}]}^{2 +}$ complexes is $B . M .$ (Nearest integer)

(Given atomic number of $Mn = 25$ )