Acids and bases both have the ability to conduct electricity, and when both of them are dissolved in water they form ions that make the water more conductive. When disassociated in water, both acids and bases become neutralized.
(a) What is an acid-base indicator? Name the three common indicators used in chemistry laboratory.
(b) Name an acid-base indicator extracted from lichen.
(c) What colour does the methyl orange turn to when put in an acidic solution ?
Write answers the following questions.
(a) Explain the difference between acids and bases.
(b) Why does an indicator not affect common salt?
(c) Which substances are formed as a result of a neutralization reaction?
(d) Explain the difference between a base and an alkali.