Question

Describe the reaction of methyl orange with acid

Answer 1

Answer:

In a solution becoming less acidic, methyl orange moves from red to orange and finally to yellow with the reverse occurring for a solution increasing in acidity. The entire color change occurs in acidic conditions. In an acid, it is reddish and in alkali, it is yellow.

Appearance: Orange solid

Solubility in water: 0.5 g/100 mL (20 °C)

Melting point: > 300 °C (572 °F; 573 K) (not precisely defined)

Boiling point: Decomposes

Answer 2

Answer:

In a solution becoming less acidic, methyl orange moves from red to orange and finally to yellow with the reverse occurring for a solution increasing in acidity. The entire color change occurs in acidic conditions. In an acid, it is reddish and in alkali, it is yellow.