1
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

What are the oxidation states of three Br atoms in $$\mathrm{Br}_3 \mathrm{O}_8$$ molecule?

A
$$+5,+6,+5$$
B
$$+6,+4,+6$$
C
$$+7,+2,+7$$
D
$$+6+3,+7$$
2
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following statement is incorrect?

A
$$\mathrm{T}^{3+}$$ salts are oxidising agents.
B
$$\mathrm{Ga}^{+}$$ salts are reducing agents.
C
$$\mathrm{Pb}^{4+}$$ salts are better oxidising agents.
D
$$\mathrm{As}^{+5}$$ salts are better oxidising agents.
3
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following species does not show disproportionation reaction?

A
$$\mathrm{ClO}^{-}$$
B
$$\mathrm{ClO}_2^{-}$$
C
$$\mathrm{ClO}_3^{-}$$
D
$$\mathrm{ClO}_4^{-}$$
4
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

For the redox reaction

$$\mathrm{MnO}_4^{-}+\mathrm{C}_2 \mathrm{O}_4^{2-}+\mathrm{H}^{+} \longrightarrow \mathrm{Mn}^{2+}+\mathrm{CO}_2+\mathrm{H}_2 \mathrm{O}$$,

the correct coefficients of the reactants for the balanced reaction are respectively

A
$$2,5,16$$
B
$$16,3,12$$
C
$$15,16,12$$
D
$$2,16,5$$
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