PLEASE HELP?!?!?! PLEAAAASSSSEEEEEEEEEEEEEE!!!!!!!!!!!!!!!!!! What are different types of Indicators? ( acid/bases)

Question

anonymous · Answer

you take the pH indicators
then there is also the Universal indicators
and then there is the litmus papers which are 
Red litmus is used for bases (alkalies) : hence Red to Blue is Basic
Blue litmus is used for acids : hence Blue to Red is Acidic

anonymous · Answer

sidm is crrect but you can see this link for more details,, http://www.elmhurst.edu/~chm/vchembook/186indicator.html

anonymous · Answer

there are many indicators like phenophthalin,litmus solution,methyle orange
,and olfactory indicators...