WebVIDEO ANSWER:Hello student. The question is which will change clean to a pink color and hair clean you know Colleen fin opulence is huge. As used as an indicator indicator. It … Web5. apr 2024 · Phenolphthalein gives a pink colour in the alkaline medium due to the fact that: (A) It is a coloured compound (B) It ionizes to give coloured ions (C) It is decomposed by alkali (D) It forms a complex compound with an alkali Questions & Answers CBSE Chemistry Grade 11 Acids$ Bases And Salts Answer

Q. Phenol is heated with phthalic anhydride in the presence of conc.

WebIt changes its color to pink in an alkaline solution. Phenolphthalein is colourless in acidic solutions. Hence we can conclude that Phenolphthalein will not change its color in … WebProblem 9 Easy Difficulty. In alkaline solution phenolphthalein gives pink colour, however in excess of alkali it gives a colourless solution. Explain. ihandytec st-rcpen06

What happens to phenolphthalein in neutral solution?

Web13. jan 2024 · Hint: In a neutral solution, the phenolphthalein would give a light pink colour. When phenolphthalein is added to the base the colour of the solution intensifies and if it is added to an acidic solution the colour will fade away and become colourless. What color is phenolphthalein in acidic or neutral conditions? Web10. okt 2024 · Academic Chemistry NCERT Class 7. Phenolphthalein is a colourless crystalline solid (pink in alkaline solution) used as an acid-base indicator and medicinally … Web30. jan 2024 · The third beaker has only the NaOH but no phenolphthalein, so it remained colorless. The first beaker contain acetic acid and is skipped over at first. After pouring beakers 2, 3, 4 back into the pitcher it give a pink solution. Bottom half of the graphic: When the pitcher is then poured back into beakers 2, 3, 4 it is a pink solution. ihandy mr-18