Question

Early Concepts of Acids and Bases

Answer 1

early it was believed that all acidic things taste sour and all basic taste bitter

Answer 2

$\bold{\huge{\underline{Early\:Concepts\:Of\:Acids\:and\:Bases}}}$


Initially, the substances were classified into acids and bases based on their taste and effect on litmus paper. On the basis of this principle, those foods which taste b On the basis of this principle, the substances that taste sour and which make the blue litmus paper red, are called acids. The word acid comes from the Latin word 'acids', which means sour' (sour). Therefore, the substances in which the acid is present are sour.

Examples - Vinegar, citrus fruits, (lemon, sorghum, etc.) are present in the acetic, citric and tartaric acid, which are due to sour

which are sour in taste due to which the taste is sharp (or bitter). And the red litmus paper, which is blue, is called bas. Example - Soap,

But these concepts of acids and bases could not be applied to all substances. Because not all bitter bitter and litmus paper reflects color changes in the presence of moisture only, hence it has been replaced by other scientific principles.