Chemistry
A few drops of universal indicator is added to four colourless solutions, A, B, C and D having pH 2, 10, 9 and 7, respectively. Which of the following test tube is labelled with incorrect colour.
- A
- B
- C
- D
Practical Chemistry
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Answer
B
Reason — In test tube B, the solution has pH = 10 i.e., basic. Hence, on adding universal indicator, it should show dark blue colour instead of green colour.
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