4
Question
In a test tube, add red cabbage juice and some lemon juice, the violet color of red cabbage turns to___________.
In a test tube, add red cabbage juice and some lemon juice, the violet color of red cabbage turns to___________.
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Solution
The correct option is A red
The red cabbage liquid has a blue-violet color, but when it comes in contact with acidic substances it becomes red, while in contact with basic substances it becomes green and even yellow. Lemon juice being acidic turns red in contact with red cabbage juice.
The red cabbage liquid has a blue-violet color, but when it comes in contact with acidic substances it becomes red, while in contact with basic substances it becomes green and even yellow. Lemon juice being acidic turns red in contact with red cabbage juice.
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