CBSE 2023 · Region 2 · Set 1 · Q22 · 2 marks
Write the IUPAC names of the following: $\displaystyle \mathbf{2} \boldsymbol{\times} \mathbf{1}$(i)$\displaystyle \left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{5}(\mathrm{ONO})\right]^{2+}$(ii)$\displaystyle \mathrm{K}_{2}\left[\mathrm{NiCl}_{4}\right]$(b)What is a chelate complex? Give one example.(ii)What are heteroleptic complexes? Give one example. $\displaystyle \mathbf{2} \boldsymbol{\times} \mathbf{1}$
Write the IUPAC names of the following: $\displaystyle \mathbf{2} \boldsymbol{\times} \mathbf{1}$
(i)
$\displaystyle \left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{5}(\mathrm{ONO})\right]^{2+}$
(ii)
$\displaystyle \mathrm{K}_{2}\left[\mathrm{NiCl}_{4}\right]$
(b)
What is a chelate complex? Give one example.
(ii)
What are heteroleptic complexes? Give one example. $\displaystyle \mathbf{2} \boldsymbol{\times} \mathbf{1}$
Marking-scheme solution
(i) Pentaamminenitrito-O-cobalt(III) ion
(ii) Potassium tetrachloridonickelate(II)
Coordination CompoundsNomenclature of Coordination CompoundsRemembervery_short_answermedium
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CBSE Class 12 Chemistry past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.