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In which of the following hydrides, hydr...

In which of the following hydrides, hydrogen exists in negative oxidation state?

A

`HCl`

B

`NaH`

C

`CaH_(2)`

D

`HI`

Text Solution

Verified by Experts

The correct Answer is:
B, C
`NaH` and `CaH_(2)` are ionic hydrides and `Na^(o+)` and `Ca^(2+)` lose electron which is gained by `H` to form `H^(ɵ)` ion.
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Knowledge Check

  • In which of the following compound does hydrogen exhibit a negative oxidation state:

    A
    `LiH`
    B
    `H_(2)O`
    C
    `HCl`
    D
    none of these

  • In which of the following compounds does hydrogen ions an oxidation state of -1 ?

    A
    `PH_(3)`
    B
    `NH_(3)`
    C
    HCl
    D
    `CaH_(2)`

  • In which of the following compounds does hydrogen ions an oxidation state of -1 ?

    A
    `PH_(3)`
    B
    `NH_(3)`
    C
    HCl
    D
    `CaH_(2)`

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    Which of the following halogen exists in the solid state?

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