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Alkalis turn litmus paper blue. Litmus paper is used as an indicator to determine whether a substance is acidic or alkaline based on the color change it undergoes.

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1y ago

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What colour will litmas change in acid?

i think it will turn blue if the litimas paper is red


What colour will blue litmas paper turn when dipped in lemon juice?

It will become red !


What colour does alkali turn litmus?

Alkali turns litmus paper blue.


What colour would the paper turn if you added it to an alkali?

Blue. This answer assumes that you are referring to litmus paper.


What colour pH paper will turn in baking soda?

Blue. As bicarbonate is alkali


What the different between acid and base?

Acids are substances that donate protons, while bases are substances that accept protons. Acids typically have a sour taste, while bases have a bitter taste. Acids turn blue litmus paper red, while bases turn red litmus paper blue.


Which colour does a strong alkali turn litmus paper?

ph 8- p14 is a alkali. blue for weak alkali (ph 8) purple for strong alkali (ph14)


What is effect of base or alkali on turmeric paper?

if it is dilluted then it will have no change in colour and if concentrated then it will just go off tearing the paper and if any base it will turn pink or red by harshal


Which Colour do alkali turn phenolphthalein?

Alkalis turn phenolphthalein pink or magenta.


What colour will universal indicator turn when mixed with a weak alkali?

Universal indicator will turn purple or blue when mixed with a weak alkali.


What alkali will turn litmus paper into blue?

Every alkali solution above 7 pH at 298 K would turn red litmus into blue.


What colour will the litmus paper turn when acid is poured on it?

red, acid is mainly red and alkali is blue/purple neutral is green and it all dpends on the ph of the substance