1
TS EAMCET 2020 (Online) 14th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Arrange the following ions in the correct order with respect to their ionic radii.

A

$\mathrm{Br}^{-}>\mathrm{Cl}^{-}>\mathrm{Na}^{+}>\mathrm{Be}^{2+}$

B

$\mathrm{Be}^{2+}>\mathrm{Na}^{+}>\mathrm{Cl}^{-}>\mathrm{Br}^{-}$

C

$\mathrm{Cl}^{-}>\mathrm{Br}^{-}>\mathrm{Na}^{+}>\mathrm{Be}^{2+}$

D

$\mathrm{Na}^{+}>\mathrm{Be}^{2+}>\mathrm{Br}^{-}>\mathrm{Cl}^{-}$

2
TS EAMCET 2020 (Online) 14th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the correct order of bond lengths in the following molecules?

I. $\mathrm{O}_2$

II. $\mathrm{O}_2^{+}$

III. $\mathrm{O}_2^{-}$

IV. $\mathrm{O}_2^{2-}$

A

III $>$ IV $>$ II $>$ I

B

III $>$ IV $>$ I $>$ II

C

IV $>$ III $>$ II $>$ I

D

IV $>$ III $>$ I $>$ II

3
TS EAMCET 2020 (Online) 14th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which one of the following compound is hypervalent?

A

$\mathrm{NO}_3^{-}$

B

$\mathrm{BF}_3$

C

$\mathrm{PCl}_5$

D

$\mathrm{CH}_4$

4
TS EAMCET 2020 (Online) 14th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the ratio of kinetic energy of 7 grams of nitrogen and 4 grams of oxygen at $T(\mathrm{~K})$ ?

A

$1: 2$

B

$2: 1$

C

$3: 1$

D

$4: 1$

TS EAMCET Papers

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