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Which of the following reaction produces...

Which of the following reaction produces hydrogen ?

A

`Mg+H_(2)O`

B

`BaO_(2)+HCl`

C

`H_(2)S_(4)O_(8)+H_(2)O`

D

`Na_(2)o_(2)+2hcL`

Text Solution

Verified by Experts

The correct Answer is:
a
`Mg+2H_(2)O rarr Mg(OH)_(2) +H_(2)uarr`
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Knowledge Check

  • Which of the following reactions produces hydrogen?

    A
    `Mg + H_2O`
    B
    `H_2S_4O_8 + H_2O`
    C
    `BaO_2 + HCl`
    D
    `Na_2O_2 + 2HCl`

  • Which of the following reactions produces hydrogen ?

    A
    `H _(2) S _(2) O _(8) + H _(2) O`
    B
    `B a O + HCl`
    C
    `Ca +H _(2) O `
    D
    `Na _(2) O _(2) + 2 HCl `

  • The reaction between which of the following reactants produces hydrogen?

    A
    `Zn+HCl`
    B
    `BaO_(2)+HCl`
    C
    `K_(2)S_(2)O_(8)+H_(2)O`
    D
    `Na_(2)O_(2)+HCl`