indicator Flashcards
1
Q
universal
A
red,orange,yellow,GREEN,blue,purple
2
Q
litmus
A
red (acid) - purple (neutral) - blue (alkali)
3
Q
methyl orange
A
red (acid) - yellow (neutral and alkali)
4
Q
phenolphthalein
A
clear (acid and neutral ) - pink (alkali)