Question

To study the effect of an acid and a base on litmus paper,turmeric paper and phenolphthalein.

Answer 1

Answer:

Colour of litmus paper in acid: Blue litmus paper turns into red when dipped in acidic solution. Colour of litmus paper in base: Red litmus paper turns into blue when dipped in basic solution. Turmeric: Turmeric is also used as natural indicator. ... Turmeric paper does not change its colour with acid.

Answer 2

Answer:

Litmus liquid and litmus paper are used to detect the acidic or basic nature of a substance.

Colour of litmus paper in acid: Blue litmus paper turns into red when dipped in acidic solution.

Colour of litmus paper in base: Red litmus paper turns into blue when dipped in basic solution.

Turmeric: Turmeric is also used as natural indicator. Turmeric is of yellow colour. Turmeric paper turns into red when it is dipped into basic solution. Turmeric paper does not change its colour with acid.