What is indicators? How many type of indicators.
The substance which indicate the substance is acidic basic and neutral is called indicators.
There are three type
1 natural indicator: such as turmeric, red cabbage, hibicus.
2 synthetic indicator : it made of chemical.
3 universal indicator: it is depend on ph scale.
When the 1to6.9 is acid 7 is neutral 7to14is base.
There are three type
1 natural indicator: such as turmeric, red cabbage, hibicus.
2 synthetic indicator : it made of chemical.
3 universal indicator: it is depend on ph scale.
When the 1to6.9 is acid 7 is neutral 7to14is base.
Knowledge full
ReplyDelete