Question

colour of universal indicator is?

Answer 1

when universal indicator is added to a solution the colour change can indicate the approximate pH of the solution. acids cause universal indicator solutions to change from green toward red. bases cause universal indicator to change from green toward purple

Answer 2

colours of universal indicators are

pH 0 red

pH 1 red

pH 2 red

pH 3 light red

pH 4 orange

pH 5 yellow

pH 6 yellowish green

pH 7 light green

pH 8 green

pH 9 dark green

pH 10 greenish blue

pH 11 blue

pH 12 dark blue

pH 13 violet

pH 14 dark violet