What happens when a few drops of phenolphthalein is added to sodium hydroxide solution?
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When a few drops of phenolphthalein is added to sodium hydroxide solution it turns pink in colour.
This shows that sodium hydroxide solution is basic in nature.
This shows that sodium hydroxide solution is basic in nature.
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When few drops of phenolphthalein are added to dilute a dilute solution of sodium hydroxide a pink colour. The colour of dilute solution of Sodium hydroxide turns pink or adding Phenolphthalein as NaOH is a base .When excess of HCl is added the final mixture becomes colourless due to neutralisation of base with an acid.
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