Question

CHECK YOURSELF_
Name the following.
1. A naturally occurring indicator.
2. The original colour of the china rose indicator.
3. The water - soluble pigment of red cabbage juice.
4. What is the colour of each of the following indicators in (a) neutral (b) acid (c) basic solution?
(i) Red Litmus
(i)Turmeric Solution

pleas gave answer

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Answer 1

Answer:

1. Turmeric

2. China rose is a light pink colored solution which is extracted from the red flowers of China rose plant with water. Acid turns China rose indicator to magenta and bases turns it to green colour.

3. Red cabbage contains a water-soluble pigment called anthocyanin that changes color when it is mixed with an acid or a base.

4. a.) no colour change

b.) Red litmus paper turns blue in base & there is no

colour change when placed in acid.

c.) Blue litmus paper turns red in acid & there is no

colour change when placed in base.