1
KCET 2023
MCQ (Single Correct Answer)
+1
-0

Which formula and name combination is incorrect?

A
$$\mathrm{K}_3\left[\mathrm{Al}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]$$ - Potassium trioxalatoaluminate (III)
B
$$\left[\mathrm{Pt}\left(\mathrm{NH}_3\right)_2 \mathrm{Cl}\left(\mathrm{NO}_2\right)\right]$$ - Diamminechloridonitrito - N-platinum (II)
C
$$\left[\mathrm{CoCl}_2(\mathrm{en})_2\right] \mathrm{Cl}-$$ Dichloridodiethylenediammine cobalt (II) chloride
D
$$\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_4\left(\mathrm{H}_2 \mathrm{O}\right) \mathrm{Cl}\right] \mathrm{Cl}_2-$$ Tetraammineaquachloridocobalt (III) chloride
2
KCET 2023
MCQ (Single Correct Answer)
+1
-0

Which of the following system in an octahedral complex has maximum unpaired electrons?

A
$$d^9$$ (high spin)
B
$$d^6$$ (low spin)
C
$$d^4$$ (low spin)
D
$$d^7$$ (high spin)
3
KCET 2022
MCQ (Single Correct Answer)
+1
-0

The correct IUPAC name of cis-platin is

A
diamminedichloridoplatinum (IV)
B
diamminedichloridoplatinum (0)
C
dichloridodiammineplatinum (IV)
D
diamminedichloridoplatinum (II)
4
KCET 2022
MCQ (Single Correct Answer)
+1
-0

Crystal field splitting energy (CFSE) for $$\left[\mathrm{CoCl}_6\right]^{4-}$$ is $$18000 \mathrm{~cm}^{-1}$$. The crystal field splitting energy (CFSE) for $$\left[\mathrm{CoCl}_4\right]^{2-}$$ will be

A
$$16000 \mathrm{~cm}^{-1}$$
B
$$8000 \mathrm{~cm}^{-1}$$
C
$$10000 \mathrm{~cm}^{-1}$$
D
$$18000 \mathrm{~cm}^{-1}$$
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