Alpha Question Bank for Medical: Chemistry>Chapter 6 - Redox Reactions>Exercise 2>Q 5

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$1$ mole of $N_{2} H_{4}$ loses 10 moles of electrons to form a new compound $Y$ . Assuming that all the nitrogen appears in the new compound, what is the oxidation state of nitrogen in $Y$ ? (There is no change in the oxidation state of hydrogen).

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Important Questions on Redox Reactions

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Alpha Question Bank for Medical: Chemistry>Chapter 6 - Redox Reactions>Exercise 2>Q 6

The average oxidation state of

Fe

in

{Fe}_{3} O_{4}

is:

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Alpha Question Bank for Medical: Chemistry>Chapter 6 - Redox Reactions>Exercise 2>Q 7

How many electrons required to balance the following equation?

{NO}_{3}^{-} + 4 H^{+} + e^{-} ⟶ 2 H_{2} O + NO

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Alpha Question Bank for Medical: Chemistry>Chapter 6 - Redox Reactions>Exercise 2>Q 8

Which of the following acts as an oxidising as well as reducing agent?

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Alpha Question Bank for Medical: Chemistry>Chapter 6 - Redox Reactions>Exercise 2>Q 9

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

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Alpha Question Bank for Medical: Chemistry>Chapter 6 - Redox Reactions>Exercise 2>Q 12

The number of electrons required to balance the following equation,

{NO}_{3}^{-} + 4 H^{+} + e^{-} ⟶ 2 H_{2} O + NO

is

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Alpha Question Bank for Medical: Chemistry>Chapter 6 - Redox Reactions>Exercise 2>Q 14

In which of the following reactions, hydrogen is acting as an oxidising agent?

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Alpha Question Bank for Medical: Chemistry>Chapter 6 - Redox Reactions>Exercise 2>Q 15

The violent reaction between sodium and water is an example of:

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Alpha Question Bank for Medical: Chemistry>Chapter 6 - Redox Reactions>Exercise 2>Q 16

Which of the following is not a redox reaction?