The $p K_{a}$ of an indicator is $4$ . Its $p H$ range is

1 - 3

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3 - 5

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5 - 8

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8 - 12

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Solution

The correct option is B $3 - 5$

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Similar questions

K_{a c i d}

= 1.0 \times 10^{- 5}

1 \times 10^{- 3}

p H

(H I n)

K_{I n} = 10^{- 5}

H I n

10^{- 3} M

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