Indicators Flashcards
1
Q
Litmus
A
Acid: Red
Neutral: no change
Alkali: Blue
2
Q
Phenolphthalein
A
Acid: Colorless
Neutral: pale pink
Alkali: Pink
3
Q
Methyl Orange
A
Acid: Red
Neutral: Orange
Alkali: Yellow
4
Q
Universal Indicator
A
Acid:
Red (strong acid) → Yellow (weak acid)
Neutral: Green
Alkali:
Blue (weak alkali) → Purple (strong alkali)