Question

name some indicators used to test the presence of acid and base and also indicate their colour change pls answer i will mark brainles​

Answer 1

Answer:

$\huge{\textbf{\textsf{{\color{navy}{Ans}}{\purple{wer}}{\pink{♧}}{\color{pink}{᭄}}}}}$

There are two types of litmus paper: red litmus paper and blue litmus paper. Blue litmus paper turns red if the substance is acidic. Red litmus paper turns blue if the substance is basic or alkaline.

Answer 2

Answer:

Substances such as phenolphthalein, which can be used to determine the pH of a solution, are called acid-base indicators. Acid-base indicators are either weak organic acids or weak organic bases. The anion of methyl orange, In−, is yellow, and the nonionized form, HIn, is red.2

Explanation:

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