Question

d) What are indicators? Name some natural and synthetic indicators.

e) What are antacids? Why are they used?​

Answer 1

Natural Indicators:

Natural Indicator is a type of indicator that can be found naturally and can determine whether the substance is an acidic substance or a basic substance.

Examples:

Some examples of natural indicators are red cabbage, turmeric, grape juice, turnip skin, curry powder, cherries, beetroots, onion, tomato, etc.

Synthetic Indicators:

Synthetic indicators are compounds created in a chemistry lab rather than compounds found in nature. Both naturally occurring indicators and synthetic indicators are weak organic acids or bases.

Examples:

Examples of synthetic indicators include phenolphthalein, methyl orange etc. litmus paper is also an example of synthetic indicator.

ཧᜰ꙰ꦿ • ITz ➢ᴘᴀʜᴀᴅɪ ʙᴏʏ HeRe • ཧᜰ꙰ꦿ