Redox Reactions And Electrochemistry Ques 369

Question: $ HNO_2 $ acts both as reductant and oxidant, while $ HNO_3 $ acts only as oxidant. It is due to their [AIIMS 2000]

Options:

A) Solubility ability

B) Maximum oxidation number

C) Minimum oxidation number

D) Minimum number of valence electrons

Show Answer

Answer:

Correct Answer: B

Solution:

In $ \overset{*}{\mathop{HNO_2}}, $ oxidation number of N = + 3

In $ \overset{*}{\mathop{HNO_3}}, $ oxidation number of N = + 5.



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