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What is the oxidation number of nitrogen...

What is the oxidation number of nitrogen in (a) nitric acid (b) nitrous acid (c) nitric oxide (d) nitrous oxide (e) ammonia (f) `N_2` ?

Text Solution

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The correct Answer is:
(a) +5, (b) +3, (c) +2, (d) +1, (e) -3 ; nitrogen is more electronegative than H, (f) 0.
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What is the oxidation number of nitrogen in (i) nitric acid (HNO_(3)) (ii) nitrous acid (HNO_(2)) (iii) nitric oxide (NO) (iv) nitrous oxide (N_(2)O) (v) nitrogen (N_(2)) ?

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Knowledge Check

  • The oxidation number of N nitric acid molecule is .

    A
    `-3`
    B
    `+5`
    C
    `-4`
    D
    `+2`

  • Nitrous oxide (N_2) is

    A
    soluble in cold water
    B
    acidic in nature
    C
    odourless
    D
    soluble in hot water.

  • Careful oxidation of sucrose with nitric acid yields

    A
    oxalic acid
    B
    glucaric acid
    C
    tartaric acid
    D
    any of these depending on the conditions

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    Which of the following oxide of nitrogen is the anhydride of nitrous acid?

    The mixed anhydride of nitrous and nitric acid is.

    Which of the following oxides of nitrogen is anhydride of nitric acid ?

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