Question

Ramesh added methyl orange indicator to watch glass containg koh solution. then his colour observation is​

Answer 1

Answer:

Yellow colour as KOH is base

Explanation:

Methyl orange is a natural pH indicator used in titration or used to test whether a substance/a solution is acidic or basic in nature.It is orange. The indicator changes its colour depending on the pH of the solution. At pH values less than 3.1, methyl orange is red and a pH values greater than 4.4, it will be yellow.

Answer 2

Bright yellow

Explanation:

• When methyl orange is added with KOH solution, the colour observation in watch glass will be bright yellow.

• It happens because of indicator properties of methyl orange: in acidic solution, it is reddish and in alkaline solution, it is yellow.

• The use of indicators depends on the concentration of KOH and its strength, taken in the beginning.

• The other colour indicators include Bromocresol Green, Methyl Red, Methyl Purple, Bromothymol Blue, etc.