AIEEE 2007 | Coordination Compounds Question 187 | Chemistry

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AIEEE 2007

MCQ (Single Correct Answer)

-1

Which one of the following has a square planar geometry?

[CoCl₄]^2-

[FeCl₄]^2-

[NiCl₄]^2-

[PtCl₄]^2-

AIEEE 2006

MCQ (Single Correct Answer)

-1

The “spin-only” magnetic moment [in units of Bohr magneton, (µ_B)] of Ni²⁺ in aqueous solution would be (Atomic number of Ni = 28)

2.84

4.90

1.73

AIEEE 2006

MCQ (Single Correct Answer)

-1

Nickel (Z = 28) combines with a uninegative monodentate ligand X^– to form a paramagnetic complex [NiX₄]²⁻ . The number of unpaired electron(s) in the nickel and geometry of this complex ion are, respectively

one, tetrahedral

two, tetrahedral

one, square planar

two, square planar

AIEEE 2006

MCQ (Single Correct Answer)

-1

The IUPAC name for the complex [Co(NO₂)(NH₃)₅]Cl₂ is

nitrito-N-pentaamminecobalt (III) chloride

nitrito-N-pentaamminecobalt (II) chloride

pentaammine nitrito-N-cobalt (II) chloride

pentaammine nitrito-N-cobalt (III) chloride

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