Question

assertion : lime water changes red litmus paper to blue color
Reason : Litmus is a man made indicator​

Answer 1

Answer:

Explantion: Indicator is a substance which shows different colors in acidic and basic medium. Indicators can be natural (derived from natural sources) or artificial ( man-made).

Example:

1) Litmus is an indicator. Acid turns blue litmus into red while base turns red litmus into blue

2) Turmeric solution does not show change in color (remains yellow) in acidic solution and turns red in basic solution.

hope it helps

Answer 2

Answer:

Indicator shows different colour in acidic and basic medium.

Example: Litmus paper is an indicator. Acid turns blue litmus into red while base tunrs red litmus into blue.