Exploring Substances: Acidic, Basic, and Neutral

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Litmus is a natural substance obtained from lichens (organisms formed by the association of a fungus and an alga). It is available as a solution and in paper strips (blue and red litmus paper) and is

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Blue litmus paper turns red when placed in an acidic solution. This color change indicates that the substance is acidic in nature.

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Red litmus paper turns blue when placed in a basic solution. This color change indicates that the substance is basic (alkaline) in nature.

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Acid-base indicators are substances that show different colors in acidic and basic solutions. Examples include litmus, red rose extract, turmeric, and other natural substances that help identify wheth

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Three common edible acidic substances are: 1) Lemon juice (contains citric acid), 2) Vinegar (contains acetic acid), 3) Tamarind water (contains tartaric acid). All acidic substances taste sour.

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Basic substances have the following properties: 1) They turn red litmus paper to blue, 2) They feel soapy or slippery to touch, 3) They generally taste bitter (but not all bitter substances are basic)

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Neutral substances are those that are neither acidic nor basic. They do not change the color of either red or blue litmus paper. Examples include tap water, sugar solution, and salt solution.

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To prepare red rose extract: 1) Collect fallen red rose petals, 2) Wash and crush them using mortar and pestle, 3) Place in glass tumbler, 4) Pour hot water to immerse petals completely, 5) Cover and