A science teacher has arranged a few test tubes as :

Which of the following statements is incorrect about the given experimental set-up?

Options

A. Turmeric solution turns red in test tubes 1 and 3.
B. China rose indicator turns green in test tubes 2 and 4.
C. Methyl orange turns yellow in test tubes 1 and 3.
D. Phenolphthalein remains colourless in test tubes 2 and 4.

Answer

B

Explanation

Test tube (1) - Basic solution
Test tube (2) - Acidic solution
Test tube (3) - Basic solution
Test tube (4)-Acidic solution
China rose indicator will turn magenta in test tubes 2 and 4.