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IUPAC system of nomencla..



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Q1. Identify the correct naming for K2[PdCl4].

(a) Potassium tetrachlorinepalladium(II)
(b) Potassium tetrachlorinepalladate(II)
(c) Potassium tetrachloridopalladium(II)
(d) Potassium tetrachloridopalladate(II)

Q2. If the complex ion is cationic, the name of the metal ends with suffix -ate.

(a) True
(b) False
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q3. What would be the formula of the hypothetical compound shown in the figure? (Assume all ligands are monoatomic)

(a) [M(AB)2C]+
(b) [M(A2B2C)]+
(c) [MA2B2C]+
(d) [M(A)2(B)2C]+

Q4. The prefix di is used twice in the naming of [NiCl2(PPh3)2].

(a) True
(b) False
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q5. The correct way of naming Co in [CoCl2(en)2]+ is ________

(a) cobalt(III)
(b) cobalt(II)
(c) cobaltate(III)
(d) cobaltate(II)

Q6. Which of the following terms is used to indicate the number of individual ligands that do not include a numerical prefix, in the name of a coordination compound?

(a) tetra
(b) bis
(c) tris
(d) tetrakis

Q7. Which of the following is true regarding a charged coordination entity?

(a) The charge is indicated as a subscript outside the square bracket on the right
(b) The charge of the complex ion is written in parenthesis while naming the entity
(c) The sign of the charge is written after the number
(d) The charge on the complex ion is depicted along with the counter ion

Q8. Which of the following ligands will be listed last in a coordination sphere?

(a) Cl
(b) CO
(c) CO3
(d) C2O4

Q9. Which of the following is the correct formulation of the entity according to IUPAC?

(a) (Co(CN)6)3-
(b) [Co(CN)6]3-
(c) [Co (CN)6]3-
(d) [Co(CN)6]-3

Q10. The position of ligands in the formula of a mononuclear coordination entity depends on which of the following?

(a) The first letter in the name of the ligand
(b) Charge on the ligand
(c) Atomicity of the ligand
(d) Denticity of the ligand


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Modified 310 Year Ago

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Modified 235 Year Ago

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Modified 310 Year Ago

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Modified 235 Year Ago

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Modified 310 Year Ago

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