1
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Arrange the following in the increasing order of number of unpaired electrons present in the central metal ion

I. $\left[\mathrm{MnCl}_6\right]^{3-}$

II. $\left[\mathrm{FeF}_6\right]^{3-}$

III. $\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}$

IV. $\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-}$

A
IV $<$ I $<$ III $<$ II
B
I $<$ III $<$ II $<$ IV
C
IV $<$ III $<$ I $<$ II
D
I $<$ II $<$ III $<$ IV
2
AP EAPCET 2024 - 20th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The paramagnetic complex ion, which has no unpaired electrons in $t_{2 g}$ orbitals is
A
$\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{4-}$
B
$\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-}$
C
$\left[\mathrm{Zn}\left(\mathrm{NH}_3\right)_6\right]^{2+}$
D
$\left[\mathrm{Ni}\left(\mathrm{NH}_3\right)_6\right]^{2+}$
3
AP EAPCET 2024 - 19th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The spin only magnetic moments of the complexes $\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}$ and $\left[\mathrm{Co}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]^{3-}$ are respectively.
A
$2.84 \mathrm{BM}, 0 \mathrm{BM}$
B
$0 \mathrm{BM}, 2.84 \mathrm{BM}$
C
$0 \mathrm{BM}, 3.87 \mathrm{BM}$
D
$5.92 \mathrm{BM}, 2.84 \mathrm{BM}$
4
AP EAPCET 2022 - 5th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

An element '$$X$$' with the atomic number 13 forms a complex of the type $$[\mathrm{XCl}(\mathrm{H}_2 \mathrm{O})_5]^{2+}$$. The covalency and oxidation state of $$X$$ in it are respectively

A
$$5,+2$$
B
$$6,+2$$
C
$$5,+3$$
D
$$6,+3$$
AP EAPCET Subjects
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