Question

what is indicator ? whereis litmus extractedfrom.name two synthetic indicator. answer the following question.

Answer 1

indicator is a substance which identifies the presence of acid or base

litmus is extracted from lichen

two synthetic indicators are :
phinolphtalein and methyl orange

Answer 2

Answer:

An indicator is  used to know the nature of compounds that is is acid ,base or salt. ex - litmus paper , methyl orange etc

litmus  is a water-soluble mixture of different dyes  extracted  from lichens.

phenolphthalein and methyl orange are examples of synthetic indicators.

Explanation:

Ionic crystal is a class of crystal consisting of a lattice of ions held together by electrostatic interactions; they exhibit strong absorption of infrared radiation and have planes along which they cleave easily. crystal lattice.A regular three-dimensional geometric arrangement of atoms, molecules, or ions in a crystal.