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

The correct order of ionic radii for the given species is

A

$\mathrm{Na}^{+}>\mathrm{Al}^{3+}>\mathrm{Mg}^{2+}>\mathrm{K}^{+}$

B

$\mathrm{K}^{+}>\mathrm{Na}^{+}>\mathrm{Mg}^{2+}>\mathrm{Al}^{3+}$

C

$\mathrm{K}^{+}>\mathrm{Na}^{+}>\mathrm{Al}^{3+}>\mathrm{Mg}^{2+}$

D

$\mathrm{Al}^{3+}>\mathrm{Mg}^{2+}>\mathrm{K}^{+}>\mathrm{Na}^{+}$

2
TS EAMCET 2022 (Online) 19th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following set of properties generally decreases along a period?

A

Ionisation energy and atomic radii

B

Metallic character and atomic radii

C

Electron affinity and electronegativity

D

Valency and oxidation potential

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

The correct order of the bond angles of the compounds $\mathrm{SiCl}_4, \mathrm{BF}_3, \mathrm{BeCl}_2$ and $\mathrm{SF}_6$ is

A

$\mathrm{BF}_3>\mathrm{BeCl}_2>\mathrm{SF}_6>\mathrm{SiCl}_4$

B

$\mathrm{BeCl}_2>\mathrm{SF}_6>\mathrm{SiCl}_4>\mathrm{BF}_3$

C

$\mathrm{BeCl}_2>\mathrm{SiCl}_4>\mathrm{BF}_3>\mathrm{SF}_6$

D

$\mathrm{BeCl}_2>\mathrm{BF}_3>\mathrm{SiCl}_4>\mathrm{SF}_6$

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

Identify all the species that do not exist $\mathrm{H}_2^{+}, \mathrm{He}_2^{2+}, \mathrm{Li}_2^{2-}, \mathrm{Ne}_2, \mathrm{Be}_2^{-}, \mathrm{He}_2$

A

$\mathrm{He}_2, \mathrm{Ne}_2$ only

B

$\mathrm{Li}_2^{2-}, \mathrm{Ne}_2, \mathrm{He}_2$ only

C

$\mathrm{Be}_2^{-}, \mathrm{He}_2, \mathrm{Ne}_2$ only

D

$\mathrm{H}_2^{+}, \mathrm{L}_2^{2-}$ only

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