1
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

$$ \text { Match the following. } $$

$$ \begin{array}{lcll} \hline & \text { Column-I (Molecule) } & & \text { Column-II (Colour) } \\ \hline \text { (A) } & \mathrm{F}_2 & \text { (I) } & \text { Red } \\ \hline \text { (B) } & \mathrm{Cl}_2 & \text { (II) } & \text { Violet } \\ \hline \text { (C) } & \mathrm{Br}_2 & \text { (III) } & \text { Yellow } \\ \hline \text { (D) } & \mathrm{I}_2 & \text { (IV) } & \text { Greenish yellow } \\ \hline \end{array} $$

$$ \text { The correct match is } $$

A
A B C D
IV III I II
B
A B C D
III IV I II
C
A B C D
III I IV II
D
A B C D
III I IV II
2
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The correct decreasing order of the following ' Xe ' compounds to act as both fluorinating and oxidising agent is

(i) $\mathrm{XeF}_6$

(ii) $\mathrm{XeF}_4$

(iii) $\mathrm{XeF}_2$

A

$\mathrm{XeF}_2>\mathrm{XeF}_4>\mathrm{XeF}_6$

B

$\mathrm{XeF}_6>\mathrm{XeF}_4>\mathrm{XeF}_2$

C

$\mathrm{XeF}_4>\mathrm{XeF}_6>\mathrm{XeF}_2$

D

$\mathrm{XeF}_6=\mathrm{XeF}_4>\mathrm{XeF}_2$

3
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The correct order of ionic radii of trivalent ions $\mathrm{Y}^{3+}, \mathrm{La}^{3+}, \mathrm{Eu}^{3+}$ and $\mathrm{Lu}^{3+}$ is $(\mathrm{Y}=39, \mathrm{La}=57, \mathrm{Eu}=63, \mathrm{Lu}=71)$

A

$\mathrm{Lu}^{3+}<\mathrm{Eu}^{3+}<\mathrm{La}^{3+}<\mathrm{Y}^{3+}$

B

$\mathrm{La}^{3+}<\mathrm{Eu}^{3+}<\mathrm{Lu}^{3+}<\mathrm{Y}^{3+}$

C

$\mathrm{Y}^{3+}<\mathrm{Lu}^{3+}<\mathrm{Eu}^{3+}<\mathrm{La}^{3+}$

D

$\mathrm{Y}^{3+}<\mathrm{La}^{3+}<\mathrm{Eu}^{3+}<\mathrm{Lu}^{3+}$

4
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

When permanganate ion is heated at 513 K , led to the formation of two manganese based products. The physical properties of the product in which manganese with the higher oxidation state than the other are

A

diamagnetic and colourless

B

paramagnetic and colourless

C

paramagnetic and green

D

diamagnetic and green

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