The acidic or basic nature of a substance is tested by using:

Indicator

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Litmus paper

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Salt solution

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Both A and B

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Solution

The correct option is C Both A and B
litmus paper is used to detect the acidic or basic nature of a substance. Color of litmus paper in acid: Blue litmus paper turns red when dipped in acidic solution.
Acid-Base indicators (also known as pH indicators) are substances that change color with ph.

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Indicators are substances which show whether the substance tested is basic or acidic.

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Question 10

On adding phenolphthalein indicator to a colourless solution, no change is observed. What is the nature of this solution?
(a) Basic
(b) Either acidic or basic
(c) Either acidic or neutral
(d) Either basic or neutral

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The acidic or basic nature of a substance is tested by using:

The correct option is C Both A and Blitmus paper is used to detect the acidic or basic nature of a substance. Color of litmus paper in acid: Blue litmus paper turns red when dipped in acidic solution.Acid-Base indicators (also known as pH indicators) are substances that change color with ph.

The correct option is C Both A and B
litmus paper is used to detect the acidic or basic nature of a substance. Color of litmus paper in acid: Blue litmus paper turns red when dipped in acidic solution.
Acid-Base indicators (also known as pH indicators) are substances that change color with ph.