When compound X is dissolved in water, it dissociates as shown:
$X \to A + O H^{-} .$
Then X is:

Arrhenius acid

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Arrhenius base

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Neutral

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Cannot be determined.

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Solution

The correct option is B Arrhenius base
Since X dissociates into $O H^{-}$ on dissolving in water. An Arrhenius base gives out $O H^{-}$ ions on dissolving in water. Hence, X is an Arrhenius base.

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Similar questions

When compound X is dissolved in water, it dissociates as shown:
$X \to A^{-} + O H^{-} .$
Then X is:

X \to A + O H^{-} .

X \to A + O H^{-} .

When a compound X is dissolved in water, it dissociates as shown below:

$X \to A$ + $O H^{-}$

Here X is:

M

m o l^{- 1}

M F_{x}

x

x

K_{b} (w a t e r) = 0.512 K k g m o l^{- 1}

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