Beta Question Bank for Engineering: Chemistry>Chapter 6 - Redox Reactions>EXERCISE-1>Q 9

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IMPORTANT

Earn 100

What is the equivalent weight of $H_{2} {SO}_{4}$ in the reaction?

$H_{2} {SO}_{4} + Nal \to {Na}_{2} {SO}_{4} + I_{2} + H_{2} S + H_{2} O$

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Important Questions on Redox Reactions

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Beta Question Bank for Engineering: Chemistry>Chapter 6 - Redox Reactions>EXERCISE-1>Q 10

Amongst the following identify the species with an atom with +6 oxidation state.

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Beta Question Bank for Engineering: Chemistry>Chapter 6 - Redox Reactions>EXERCISE-1>Q 14

Which reaction does not represent auto redox or disproportionation reaction?

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Beta Question Bank for Engineering: Chemistry>Chapter 6 - Redox Reactions>EXERCISE-1>Q 15

Which of the following is a redox reaction?

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Beta Question Bank for Engineering: Chemistry>Chapter 6 - Redox Reactions>EXERCISE-1>Q 16

In which of the following reactions, is there a change in the oxidation number of nitrogen atom?

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Beta Question Bank for Engineering: Chemistry>Chapter 6 - Redox Reactions>EXERCISE-1>Q 17

In the reaction

xHI + {yHNO}_{3} ⟶ NO + I_{2} + H_{2} O

.

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Beta Question Bank for Engineering: Chemistry>Chapter 6 - Redox Reactions>EXERCISE-1>Q 18

For the redox-reaction

{MnO}_{4}^{-} + C_{2} O_{4}^{2 -} + H^{+} ⟶ {Mn}^{2 +} + {CO}_{2} + H_{2} O

,
the correct whole number stoichiometric coefficients of

{MnO}_{4}^{-}, C_{2} O_{4}^{2 -}

and

H^{+}

, respectively are

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Beta Question Bank for Engineering: Chemistry>Chapter 6 - Redox Reactions>EXERCISE-1>Q 19

The mass of oxalic acid crystals

(H_{2} C_{2} O_{4} \cdot 2 H_{2} O)

required to prepare

50 mL

of a

0.2 N

solution is:

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Beta Question Bank for Engineering: Chemistry>Chapter 6 - Redox Reactions>EXERCISE-1>Q 20

A certain weight of pure

{CaCO}_{3}

is made to react completely with

200 mL

of a

HCl

solution to give

224 mL

of

{CO}_{2}

gas at

STP

. The normality of the

HCl

solution is: