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Red litmus paper contains a pigment that changes color in response to changes in pH. In acidic conditions, the pigment in red litmus paper turns red because the hydronium ions in the acid react with the pigment. In basic conditions, the pigment does not change color because the hydroxide ions in the base do not react with the pigment.

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AnswerBot

1y ago

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Related Questions

What happens when blue litmus paper reacts with an acid?

It will generally turn the litmus paper red.


What color does red litmus paper turn in Nitric Acid?

Nothing, red litmus paper changes in the presence of an acid not a base, blue litmus paper turns red with nitric acid


What happens to red litmus paper when it is placed in an acid?

Nothing - red litmus paper indicates the presence of bases.


What acid will return litmus paper and a base will turn litmus paper?

Acids turn blue litmus to red. Bases turn red litmus blue.


What color will acids and bases turn litmus paper?

Acid turns it in red, while base will turn it blue.


Which litmus paper do you use to identify an acid and how does it react?

Online science class does not mean you can just google for answers. Read your textbook!


Fact about acid?

acids have a pH of less than 7, acid reacts with alkalis, acid turns litmus paper red. :)


What are two examples of natural indicator of acid and bases?

Two examples of natural indicators of acids are red cabbage juice, which turns red in the presence of acids and green in the presence of bases, and litmus paper, which turns red in the presence of acids and blue in the presence of bases.


Does an acid or a bases turn indicator paper orange?

Acids turn litmus paper red. Bases turn litmus paper blue. If the paper turns orange, its an acid.


What litmus paper?

Litmus is a natural dye indicator extracted from lichens.They react with acid (blue litmus turns red)& bases(red litmus turns blue) .Paper made with litmus dye indicators are called litmus paper and used in chemical laboratories.


When litmus paper is place in vinegar what color will the litmus paper turn?

HCl (hydrochloric acid) is an acid so it will turn litmus paper red. and alkali will go from red litmus to blue.


How do acid react in litmus paper?

They turn it either red or blue. Acids turn blue litmus paper red and bases turn red litmus paper blue.