Neutralization Reaction

Neutralization Reaction

Acid — base Neutralization reaction

Take about 2 ml of dilute NaOH solution in a test tube and add one drop of phenolphthalein indicator. Observe the colour of the solution.

Add dilute HCl solution to the above solution drop by drop. Is there any change of colour of the solution?

Why did the colour of the solution change after adding the HCl solution?

Now add one or two drops of NaOH to the above mixture.