I have done it before i turns blue litmus red
No. Ammonia is a base, and will turn red litmus blue without changing the colour of blue litmus.
calcium hydroxide turn red litmus paper into blue because it is a base. it does not have any effect on blue litmus paper.
hydrogen peroxide turns litmus paper into blue.
Sodium hydroxide is a strong base, so it will turn blue litmus paper to red. This color change is due to the alkaline nature of sodium hydroxide which reacts with the blue litmus paper to change its color.
Hydrogen chloride turns damp blue litmus paper red.
Alkali turns litmus paper blue.
From red to blue .
it turns blue litmus paper red
will turn red litmus blue,
BLUE
Ammonia is a base, and will turn red litmus blue.
Acid can't turn red litmus paperbur base canturn it blue .
Litmus become blue in contact with basic substances.
As soap is alkaline in nature, it turns red litmus paper blue
blue
Blue litmus paper will turn red in the presence of an acidic solution, while red litmus paper will turn blue in the presence of an alkaline (basic) solution.
Yellow litmus paper turns blue in alkaline substances.