1
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is not arranged in the correct sequence?

A
$$\mathrm{MO}, \mathrm{M}_2 \mathrm{O}_3, \mathrm{MO}_2, \mathrm{M}_2 \mathrm{O}_5$$ (Decreasing basic nature)
B
Sc, V, Cr, Mn (Increasing number of oxidation states)
C
$$d^5, d^3, d^1, d^4$$ (Increasing magnetic moment)
D
$$\mathrm{Mn}^{2+}, \mathrm{Fe}^{2+}, \mathrm{Cr}^{2+}, \mathrm{Co}^{2+}$$ (Decreasing stability)
2
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following is coloured?

A
CuCl
B
ScCl$$_3$$
C
CuCl$$_2$$
D
TiCl$$_4$$
3
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The electronic configuration of $$\mathrm{Fe}^{3+}$$ is (atomic number of $$\mathrm{Fe}=26$$ )

A
$$[\mathrm{Ar}] 3 d^5 4 s^1$$
B
$$[\mathrm{Ar}] 3 d^6 4 s^0$$
C
$$[\mathrm{Ar}] 3 d^5 4 s^0$$
D
$$[\mathrm{Ar}] 3 d^6 4 s^2$$
4
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The magnetic moment of Fe$$^{2+}$$ is ........ BM.

A
3.87
B
0
C
4.9
D
1.73
AP EAPCET Subjects
EXAM MAP