1
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify the correct decreasing order of stability of complexes formed by divalent metal ions with same ligand.

A

$\mathrm{Co}^{2+}>\mathrm{Fe}^{2+}>\mathrm{Ni}^{2+}$

B

$\mathrm{Fe}^{2+}>\mathrm{Co}^{2+}>\mathrm{Ni}^{2+}$

C

$\mathrm{Ni}^{2+}>\mathrm{Co}^{2+}>\mathrm{Fe}^{2+}$

D

$\mathrm{Ni}^{2+}>\mathrm{Fe}^{2+}>\mathrm{Co}^{2+}$

2
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the total number of donor atoms present in Bis(ethylenediamine)dithiocyanatoplatinum (IV)?

A

3

B

6

C

2

D

4

3
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is EAN of Mn in $\mathrm{Mn}(\mathrm{CO})_5$ ?

A

35

B

36

C

34

D

37

4
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the ligands present Pentaamminecarbonatocobalt(III)chloride.

A

$\mathrm{NH}_3$ and $\mathrm{Cl}^{-}$

B

$\mathrm{Cl}^{-}$and $\mathrm{CO}_3^{--}$

C

$\mathrm{CO}_3^{--}$and $\mathrm{NH}_3$

D

$\mathrm{NH}_3, \mathrm{CO}_3^{--}$and $\mathrm{Cl}^{-}$

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