B for Blue and for Base. Basic conditions turn litmus paper blue.
Turns it red then bleaches it.
Acids turns Blue litmus to Red. Bases turns Red litmus to Blue.
Acid turns blue litmus red and maintains red litmus at the same color.
Litmus paper is basically used to test nature of solution i.e acid or alkaline. For acid blue litmus turns to red. But for alkaline red litmus turns to blue color.
blue litmus paper turns to red when its in contact with acid
Blue litmus paper turns red in acid red litmus paper turns blue in alkali.
Litmus paper turns blue in basic solution.
Blue litmus turns red in the presence of an acid. The opposite is correct in case of a base ie in presence of a base, red litmus turns blue in colour.
Blue litmus paper turns red under acidic conditions.
As soap is alkaline in nature, it turns red litmus paper blue
Color of litmus will change.Red litmus will change into blue.
Litmus paper turns blue in a base.