Which Of The Following Is The Strongest Reducing Agent?

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Question

Which of the following is the strongest reducing agent?

easy

Solution

Correct option is

H₂S

Amongst these, H₂S has the greatest value of standard oxidation potential (E^o= – 0.14 V), hence it is strongest reducing agent.

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SIMILAR QUESTIONS

Q1

Which of the following not a reducing agent?

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Q2

Amongst the following which can act an oxidizing as well as reducing agent?

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Q3

How many moles of oxalic acid are oxidised by one mole of

KMnO₄ in acid medium?

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Q4

Phosphorous has the oxidation state of +1 in

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Q5

The oxidation number of S in

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Q6

Oxidation number of chlorine atom in CaOCl₂ are

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Q7

1 mol of N₂ H₄ loses 10 mol of electrons to form a new compound X. Assuming that all the nitrogen appears in the new compound and no change in the oxidation state of hydrogen, the oxidation number in X is

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Q8

In which of the following compounds the oxidation number of carbon is not zero?

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Q9

When ethane is burnt in presence of excess of oxygen, the oxidation number of carbon changes by

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Q10

In a reaction, 3mol of electrons are gained by 1 mol of HNO₃. Assuming no change in oxidation state of hydrogen the possible product obtained due to reduction will be

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