brown
Litmus paper usually turns either blue or pink (sometimes red) which indicates whether the chemical is an acid or a base. If the paper turns blue it is a base. If pink or red it is an acid.
As soap is alkaline in nature, it turns red litmus paper blue
A moist litmus paper does not change its colour in neutral solutions.
Red litmus paper turns blue in basic solutions, while blue litmus paper turns red in acidic solutions. By using both types of litmus paper, you can determine if a solution is acidic if blue litmus turns red or basic if red litmus turns blue. This allows for a more accurate determination of the pH of a solution.
Iodine turns cellulose blue-black when they come in contact. This is a common method to detect the presence of cellulose in materials like paper or plant cells.
it turns blue litmus paper red
Red
It turns green
in neutral solutions ph paper turns to blue!
Litmus paper turns red in acidic solutions.
Alkali turns litmus paper blue.
blue litmus paper turns to red when its in contact with acid
The natural color of litmus paper is purple. It turns red in acidic solutions and blue in basic solutions.
Just to remember:Lithmus color in:aciD turns reDand in:Base turns Blue
Red/blue red turns to blue to detect alkali blue turns to red to detect acid
It turns blue. Since chalk ( CaCo3) is a base and when pink litmus paper reacts with a base it turns blue
Yellow litmus paper turns blue in alkaline substances.