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Coordination Compounds · Question 13

NEET (UG) 2024MCQEasy📈 Topic in 38% papers+4−1
1

Given below are two statements : In the light of the above statements, choose the correct answer from the options given below:

  1. Both Statement I and Statement II are true
  2. Both Statement I and Statement II are false
  3. Statement I is true but Statement II is false
  4. Statement I is false but Statement II is true

Answer

(1) Both Statement I and Statement II are true

Solution

Co3+: 3d6; both complexes have six ligands, so both are octahedral.

[Co(NH3)6]3+: NH3 is a strong field ligand; pairing gives t2g6eg0 (d2sp3, inner orbital), no unpaired electron diamagnetic.

[CoF6]3-: F- is a weak field ligand; t2g4eg2 (sp3d2, outer orbital), 4 unpaired electrons paramagnetic.

So the two differ in magnetic behaviour: Statement I is true and Statement II is true.

Answer: (1)

NEET (UG) 2024

Keep practising — Coordination Compounds

2

Given below are two statements : In the light of the above statements, choose the correct answer from the options given below.

  1. Both Statement I and Statement II are true
  2. Both Statement I and Statement II are false
  3. Statement I is true but Statement II is false
  4. Statement I is false but Statement II is true
NEET (UG) 2024
3

Ethylene diaminetetraacetate ion is a/an:

  1. hexadentate ligand
  2. ambidentate ligand
  3. monodentate ligand
  4. bidentate ligand
RE-NEET (UG) 2024
4

Which of the following is not an ambidentate ligand?

  1. C2O42-
  2. SCN-
  3. NO2-
  4. CN-
RE-NEET (UG) 2024
5

[ Mn2(CO)10] and [Co2(CO)8] structures have Choose the correct answer from the options given below

  1. Only A, B, C
  2. Only B, C, D
  3. Only A, C, D
  4. Only A, B, D
RE-NEET (UG) 2024
6

Homoleptic complex from the following complexes is:

  1. Diamminechloridonitrito-N-platinum(II)
  2. Pentaamminecarbonatocobalt(III) chloride
  3. Triamminetriaquachromium(III) chloride
  4. Potassium trioxalatoaluminate(III)
NEET (UG) 2023
7

Which complex compound is most stable?

  1. [Co(NH3)3(NO3)3]
  2. [CoCl2(en)2]NO3
  3. [Co(NH3)6]2(SO4)3
  4. [Co(NH3)4(H2O)Br](NO3)2
NEET (UG) 2023
8

The IUPAC name of the complex [Ag(H2O)2][Ag(CN)2] is:

  1. dicyanidosilver(II) diaquaargentate(II)
  2. diaquasilver(II) dicyanidoargentate(II)
  3. dicyanidosilver(I) diaquaargentate(I)
  4. diaquasilver(I) dicyanidoargentate(I)
NEET (UG) 2022
9

The order of energy absorbed which is responsible for the color of complexes (A) [Ni(H2O)2(en)2]2+ (B) [Ni(H2O)4(en)]2+ and (C) [Ni(en)3]2+ is

  1. (A) > (B) > (C)
  2. (C) > (B) > (A)
  3. (C) > (A) > (B)
  4. (B) > (A) > (C)
NEET (UG) 2022
10

Match List-I with List-II : Choose the correct answer from the options given below :

  1. (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)
  2. (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)
  3. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
  4. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
NEET (UG) 2022 (Phase 2)
11

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). In the light of the above statements, choose the most appropriate answer from the options given below.

  1. (A) is not correct but (R) is correct
  2. Both (A) and (R) are correct and (R) is the correct explanation of (A)
  3. Both (A) and (R) are correct but (R) is not the correct explanation of (A)
  4. (A) is correct but (R) is not correct
NEET (UG) 2022 (Phase 2)

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