Question

1.The substances that are used to test whether a substance is acidic or basic is called --- *

Indicator

Acid

Base

Salt

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Answer 1

Answer:

Indicator

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Answer 2

Answer:

Litmus liquid and litmus paper are used to detect the acidic or basic nature of a substance. Colour of litmus paper in acid: Blue litmus paper turns into red when dipped in acidic solution.

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