Question

1) Write the name of two indicators which occur naturally
2)Describe how crystals of copper sulphate are prepare​

Answer 1

Answer:

plz say thanks to my answer

Explanation:

1. Natural Indicator is a type of indicator that can be found naturally and can determine whether the substance is an acidic substance or a basic substance. Some examples of natural indicators are red cabbage, turmeric, grape juice, turnip skin, curry powder, cherries, beetroots, onion, tomato, etc.
2. Crystallization is the process by which we can obtain crystals of copper sulphate. In this process, a few drops of dilute sulphuric acid is added to water. The water is then boiled & as it starts boiling, copper sulphate powder is added with stirring. ... After some time the crystals of copper sulphate separate out.

Answer 2

Answer:

1.red cabbage,and turmeric