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In a basic medium phenolphthalein changes color frompink to colorless.

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When phenolphthalein is added to ammonium hydroxide is the color of the final solution is pink?

Phenolphthalein is an indicator often used in chemical titrations. Phenolphthalein is colorless in acidic solutions and turns pink in basic solutions. The more basic the solution the pinker the solution will become when Phenolphthalein is present.


What colour in calcium hydroxide is phenolphthalein?

Pink. Calcium hydroxide turns phenolphthalein pink when it is in a basic solution.


What is the colour of zinc ions mixed with ammonia in phenolphthalein indicator?

The phenolphthalein indicator is pink in basic solutions.


What is indicator which has no color with the acidic medium?

Phenolphthalein and other indicators which themselves are weak acid show a colour change in basic medium (between pH value 7.1 to 14) so in acids they remain unchanged.


What is the colour of phenolphthalein indicators in acidic and basic properties?

In acid conditions it is colorless and in basic conditions it is pink and then bright red


What is the action of sodium hydroxide on the colour of phenolphthalein?

Phenolphthalein is pink in basic solutions.Phenolphthalein is used as an indicator in volumetry - acid-base titration.


What color does phenolpthalein turn in the presenc of an acid?

Phenolphthalein only gives colour to bases with a pH above approximately 8.2-10. Then it gives a pink colour. As HCL is a strong acid it becomes colourless.


What color does ammonia turn when phenolphthalein is added?

Ammonia will turn pink when phenolphthalein is added, indicating that the solution is basic.


What is the colour of phenolphthalein after addition of dilute HCl?

The color of phenolphthalein after the addition of dilute HCl is colorless. Phenolphthalein is typically pink in basic solutions but turns colorless in acidic conditions due to the change in pH.


When a drop of phenolphthalein is introduced in barium hydroxide the solution turns what colour?

The solution turns pink when a drop of phenolphthalein is introduced in barium hydroxide. Phenolphthalein is a pH indicator that changes color in the presence of alkaline solutions, indicating the basic nature of barium hydroxide.


What is the colour of phenolphthalein in tap water?

Phenolphthalein is colorless in tap water, as tap water is typically neutral to slightly acidic. It only turns pink in basic solutions with a pH above 8.2.


What is colour of an aqueous solution of sodium carbonate in presence of a drop of phenolphthalein?

The color of an aqueous solution of sodium carbonate in the presence of phenolphthalein would be pink. Phenolphthalein turns pink in basic solutions with a pH above 8.2. Sodium carbonate is a basic compound that will cause the phenolphthalein indicator to change color to pink.