rainbow
Alkalis turn universal indicator blue or purple.
Universal indicator would likely turn red in ethanol, indicating that it is acidic.
Universal indicator will turn red or pink in dilute hydrochloric acid.
Citric acid is a weak acid, so it would turn a universal indicator to orange or red.
Sugar typically turns yellow on universal indicator paper, indicating that it is acidic.
Alkalis turn universal indicator blue or purple.
Universal indicator will turn purple or blue when mixed with a weak alkali.
Universal indicator would likely turn red in ethanol, indicating that it is acidic.
Universal indicator will turn red or pink in dilute hydrochloric acid.
black
Bronze
Citric acid is a weak acid, so it would turn a universal indicator to orange or red.
Sugar typically turns yellow on universal indicator paper, indicating that it is acidic.
When universal indicator is put in water soluion of alkalis (base) it indicates significant blue colour.
blue
Universal indicator will turn dark blue or purple when mixed with a strong alkali.
A neutral solution added to universal indicator will turn green.