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Nascent hydrogen is prepared by...

Nascent hydrogen is prepared by

A

`Na and C_(2)H_(5)OH`

B

Al and NaOH

C

Zn and dil. `H_(2)SO_(4)`

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
D
`Zn+H_(2)SO_(4)rarrZnSO_(4)+2[H]`
`Na+C_(2)H_(5)OHrarrC_(2)H_(5)ONa+[H]`
`Al+NaOH+H_(2)OrarrNaAlO_(2)+3[H]`
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Knowledge Check

  • Hydrogen can be prepared by

    A
    Electrolysis of acidified water
    B
    Bosch's process
    C
    Lane's process
    D
    All of these

  • Assertion : Nascent hydrogen is more reactive than molecular hydrogen. Reason : Nascent hydrogen is associated with more energy

    A
    if both the assertion and reason are true and reason is true explanation of the assertion.
    B
    If both the assertion and reason are true but the reason is not the correct explanation of assertion.
    C
    If the assertion is true but reason is false.
    D
    If assertion if false but reason is true.

  • Pure nascent hydrogen is best obtained by

    A
    `Na` and `C_(2)H_(5)OH`
    B
    `Al and NaOH`
    C
    `Zn` and dil. `H_(2)SO_(4)`
    D
    All of these

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    Fill in the boxes with alphabets to give correct answer. Hydrogen prepared by the of hydrogen from water, acids, and alkalies.

    Nascent hydrogen is a strong ………… agent. (reducing/oxidizing)

    Assertion. Nascent hydrogen can discharge the pink colour of KMnO_(4) solution. Reason. Nascent hydrogen is much more reactive than dihydrogen .

    Nascent ocygen is represented [O].

    Assertion : Reducing power of Nascent hydrogen much greater then simple atomic hydrogen. Reason : Nascent hydrogen more above in electrochemical series than simple atomic-hydrogen

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