Co-Ordination Compounds Quiz-1

Question 1

The correct name of the compound $[Cu(NH_3)_4 ](NO_3)_2$ according to IUPAC system is

Accepted Answer

tetrammine copper (II) nitrate

Answer

cuprammonium nitrate

Answer

Tetrammonium copper (II) dinitrate

Answer

tetrammine copper (II) dinitrite

Question 2

The IUPAC name of the coordination compound $K_3[Fe(CN)_6 ]$ is

Accepted Answer

potassium hexacyanoferrate (III)

Answer

potassium hexacyanoferrate (II)

Answer

tripotassium hexacyanoiron (II)

Answer

potassium hexacyanoiron (II)

Question 3

The IUPAC name for the complex $[Co(NO_2)(NH_3)_5]Cl_2$ is

Accepted Answer

pentaammine nitrito-N-cobalt (III) chloride

Answer

pentaammine nitrito-N-cobalt (II) chloride

Answer

nitrito-N-pentaammine cobalt (III) chloride

Answer

nitrito-N-pentaammine cobalt (II) chloride

Question 4

Coordination number and oxidation number of Cr in $K_3[Cr(C_2O_4)_3]$ are respectively?

Accepted Answer

6 and +3

Answer

4 and +2

Answer

3 and +3

Answer

3 and 0

Question 5

Which of the following is a mixed salt?

Accepted Answer

$CaOCl_2$

Answer

$CuSO_4 . 4NH_3$

Answer

$AgCl. 2NH_3$

Answer

$PtCl_4.5NH_3$

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