Question

what are indicators? name any three indicators and state the colour change acid bases​

Answer 1

Answer:

There are two types of indicators- natural and synthetic. Example for indicators- turmeric- yellow in acid solution and red in basic solution. China rose gives magenta in acid solution and green in basic solution. Blue litmus paper turns into red when dipped in acidic solution

Answer 2

Answer

Indicators are substances that change colour when they are added to acidic or alkaline solutions. Litmus, phenolphthalein, and methyl orange are all indicators that are commonly used in the laboratory.

Explanation:

Blue litmus. It turns into red colour when its in contact with an acid. ...

Red litmus. It doesn't change its colour when its in contact with an acid. ...

Methyl orange. It has orange colour in acids. ...