Question

B) Which of the above shown positions correspond approximat
( a solution of potassium permanganate?
(ii) danger or stop signal lights?
OR
Blood Diare given below:​

Answer 1

Answer:

(i) A solution of potassium permanganate is violet. So position 7, corresponds to the color of potassium permanganate solution. (ii) Danger or stop signal lights are red in colour. So position 1 corresponds to this colour.