HI, THIS IS IN MY TEXT BOOK SO IT MIGHT BE HELPFUL!
AIM-to prepare own indicator.
MATERIALS REQUIRED- 1)beetroots 2 or 3, 2) knife, 3) bowls 4) water 5)spoon
6)mixy, 7) Orange Juice
1] take the beetroots and peel them with the help of a knife
2]chop them into peices
3]put those pieces into mixy jar
4] make a paste
5]add some water to the paste
Observation and result
1] now add 5 to 6 drops of juice of orange and mix it
2]we can see the color changes. This indicates the presence of acidic nature in orange juice
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