Question

Any two substance that can be used as indicators

Answer 1

$\huge \text{Hey mate!!}$

✒Substances that can be used as indicator are :

• Turmeric
• China Rose
• Onion
• Vanilla
• Litmus Paper
• Red Cabbage juice
• Phenolphthalien
• Methyl Orange

Hope it will help you ❤❤

Answer 2

Answer:

Olfactory indicator....

(1)onion

(2)vanilla

Natural indicator

(1)litmus paper(made up from purple die)

(2)turmuric