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What turns red in the presence of acid and blue in presence of alkali?
Wiki User
∙ 7y ago
It is Litmus Paper.
Wiki User
∙ 7y ago
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What are two examples of natural indicator of acid and bases?
Red litmus paper and blue litmus paper. Blue litmus paper turns red in the presence of an acid and red litmus paper turns blue in the presence of an alkali.
What turns red in the prescence of acid and blue in the prescence of alkali?
Litmus paper.
What happens to pH paper in the presence of acids and bases?
Carbon Dioxide
Why is the solution of universal indicator green?
It means that the substance tested is neutral.
Why doest fresh water containing bromothymol blue turns yellow?
Hydrogen Chloride (HCl) is an acid. Bromothymol blue turns yellow as HCl is placed in it. Acids change the color of bromothymol blue from green-yellow, depending on whether it is a strong acid or a weak acid.
What turns red in the presence of acid and blue presence of alkali?
Litmus Paper.
What turns red in the presence of acid blue the presence of alkali?
Litmus Paper.
What are two examples of natural indicator of acid and bases?
Red litmus paper and blue litmus paper. Blue litmus paper turns red in the presence of an acid and red litmus paper turns blue in the presence of an alkali.
What turns red in the presence of acid ad blue in the presence of alkali?
You probably mean litmus paper. (see https://en.wikipedia.org/wiki/Litmus.)
Litmus paper turns what color in the presence of a base?
just saying that I'm 12 and i know the answer!an acid will turn red in litmus paper or a pinkcolour.if it is a week acid it will turn yellow or green. :)
What is the colour of litmus paper?
Red/blue red turns to blue to detect alkali blue turns to red to detect acid
What turns red in the prescence of acid and blue in the prescence of alkali?
Litmus paper.
How can you tell if it is an alkali?
by adding hydrochloric acid to the substance, and if it turns red its a strong acid, if it turns blue its a strong alkali. if its a colour in between like greeny blue or reddy orange, it means it not as strong. Green is neutral XD
What color does blue litmus paper go in acid?
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.
Turns blue litmus paper to red?
Bases turn red litmus paper blue. Alkali (ammonia) Alkaline
Is lime water an acid or an alkali?
Lime water is alkali because it is a navy blue however it turns dark green.
What colour do you get if you mix litmus solution and alkali?
The litmust turns blue. (Red in acid).
