1
MHT CET 2024 15th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following is a cationic complex?

A
$\mathrm{Na}_4\left[\mathrm{Fe}(\mathrm{CN})_6\right]$
B
$\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_5 \mathrm{Cl}\right] \mathrm{SO}_4$
C
$\left[\mathrm{Ni}(\mathrm{CO})_4\right]$
D
$\mathrm{K}_3\left[\mathrm{Fe}(\mathrm{CN})_6\right]$
2
MHT CET 2024 15th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What type of hybridization is present in $\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]^{3+}$ complex?

A
$\mathrm{d}^2 \mathrm{sp}{ }^3$
B
$\mathrm{sp}^3 \mathrm{~d}^2$
C
$\mathrm{sp}^3$
D
$\mathrm{dsp}^3$
3
MHT CET 2024 15th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following is a correct stability order of complex formed by metal ions if the ligand remains same?

A
$\mathrm{Fe}^{2+}>\mathrm{Mn}^{2+}>\mathrm{Co}^{2+}$
B
$\mathrm{Co}^{2+}>\mathrm{Fe}^{2+}>\mathrm{Mn}^{2+}$
C
$\mathrm{Co}^{2+}>\mathrm{Mn}^{2+}>\mathrm{Fe}^{2+}$
D
$\mathrm{Fe}^{2+}>\mathrm{Co}^{2+}>\mathrm{Mn}^{2+}$
4
MHT CET 2024 15th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the number of electrons lost by Cr in a complex $\left[\mathrm{Cr}(\mathrm{CO})_6\right]$ ?

A
0
B
4
C
6
D
2
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