Inorganic Chemistry Coordination Compounds Mock Tests

23 questions available

Inorganic Chemistry Coordination Compounds Mock Test 1

Questions: 23

Sample Questions

EAPCET Chemistry

The crystal field splitting energy (Δ₀) for the complexes [CoF₆]³⁻, [Co(CN)₆]³⁻, and [CoCl₆]³⁻ decreases in which order?

A [CoF₆]³⁻ > [CoCl₆]³⁻ > [Co(CN)₆]³⁻

B [Co(CN)₆]³⁻ > [CoF₆]³⁻ > [CoCl₆]³⁻

C [CoCl₆]³⁻ > [CoF₆]³⁻ > [Co(CN)₆]³⁻

D [Co(CN)₆]³⁻ > [CoCl₆]³⁻ > [CoF₆]³⁻

EAPCET Chemistry

The lanthanoid contraction is responsible for which of the following observations?

A The atomic radius of Zr and Hf are nearly identical

B The atomic radius of La and Lu are nearly identical

C The ionisation energy of Ce is lower than La

D The density of Eu is lower than expected

EAPCET Chemistry

The lanthanoid contraction is responsible for which of the following observations?

A The atomic radii of Zr and Hf are nearly identical

B The atomic radii of La and Lu are nearly identical

C The ionization energy of Ce is lower than La

D The density of Lu is lower than La

EAPCET Chemistry

Which of the following consequences is a direct result of lanthanoid contraction?

A Acidic character increases across the lanthanoid series

B Zirconium and hafnium have similar atomic radii

C Lithium and magnesium show diagonal relationship

D The first ionization energy decreases across the lanthanoid series

EAPCET Chemistry

The IUPAC name of K₄[Fe(CN)₆] is:

A Potassium hexacyanoferrate(II)

B Potassium ferricyanide

C Potassium ferrocyanide

D Potassium hexacyanoferrate(III)

EAPCET Chemistry

The most common oxidation state of lanthanides is:

A +1

B +3

C +5

D +4

JEE Advanced Chemistry

Which of the following sets of complexes shows geometrical isomerism AND are both diamagnetic? (1) [PtCl₂(NH₃)₂] (2) [ZnCl₄]²⁻ (3) [Ni(CN)₄]²⁻ (4) [CuCl₄]²⁻ (5) [Fe(CN)₆]⁴⁻

A 1 only

B 1 and 3 only

C 1, 3 and 5

D 1, 3 and 4

JEE Advanced Chemistry

How many of the following species are isoelectronic with Ni(CO)₄ (28 + 4×2 = 36 e⁻)? Cr(CO)₆, Fe(CO)₅, V(CO)₆, [Mn(CO)₄]⁺, [Co(CO)₄]⁻, Ni(NO)₂ (NO as neutral 3e⁻ donor), [Fe(CO)₄]²⁻

A 5

B 4

C 3

D 6

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