Why Does Litmus Paper Change Colors?


Litmus paper changes colors because of the acidic or alkaline conditions of the solution you are testing. The paper will turn red in acidic conditions and blue under alkaline conditions.
Q&A Related to "Why Does Litmus Paper Change Colors"
Litmus paper is treated with litmus indicator dye. Unlike most dyes, indicators change color when exposed to acids or bases. Red litmus paper turns blue when exposed to bases and
because of acid and alkaline.
It's made from chameleon skin. Source(s) Science =P.
The reason some substances would not change the
2 Additional Answers
Ask.com Answer for: Why Does Litmus Paper Change Colors
Why Does Litmus Paper Change Color?
Acids and bases are two types of common substances. Acids have low pH levels, while bases have high pH levels. Litmus paper is used to determine whether a substance is an acid or a base by observing what color the paper changes to when it is exposed to... More »
Difficulty: Easy
Source: www.ehow.com
Blue litmus paper turns red under acidic conditions while red litmus paper turns blue under alkaline conditions. Neutral litmus paper is purplish in colour. This is a filter paper which has been treated with a natural, water-soluble dye that is obtained from lichens and is used to detect the acidity or alkalinity of an object.
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