Beet root Solution, Indicator prepared from Red Cabbage Leaves
Beet Root Solution, Indicator prepared from Red Cabbage Leaves
Red-Cabbage Juice:
It is purple in colour, it turns red in an acid solution, but green in a basic solution.Red cabbage contains a water soluble pigment called as anthocyanin that changes colour when mixed with an acid or a base.. Below is the table showing change in colour of red cabbage juice when mixed with different substances with the pH value
| pH | 1-2 | 3-4 | 5-6 | 7-8 | 9-10 | 11-12 |
| Colour | Pink | Dark Red | Violet | Blue | Blue-Green | Greenish-Yellow |
Beetroot :
It is a taproot portion of a beet plant.The juice of beetroot is used as acid-base indicator.It is red in acidic solution and blue in basic solutions.
Which of the following are correct : (a) Beetroot contain a pigment known as Lycopene. (b) The juice of beetroot is used as acid-base indicator which is blue in basic solutions. (c) Beetroot change from red to yellow some where between pH 11 and 12. | |||
| Right Option : B | |||
| View Explanation | |||
Beetroot contain a pigment known as ______________________ that will change from red to yellow some where between pH 11 and 12. | |||
| Right Option : C | |||
| View Explanation | |||
Which of the following are correct : (a) The juice of beetroot is used as acid-base indicator which is red in acidic solution. (b) Beetroot contain a pigment known as anthocyanin. (c) Red cabbage contains a water soluble pigment called as anthocyanin. | |||
| Right Option : D | |||
| View Explanation | |||
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