Question

During the science activity, class teacher arranged the test tube as shown in the figure and asked students to predict the effect of various indicators on the given solutions.
Which of the following statements are correct?
I. Turmeric solution will turn red in test tubes $1$ and $4$.
II. Methyl orange will turn yellow in test tubes $1$ and $3$.
III. China rose indicator will turn dark pink in test tube $2$.
IV. Blue litmus solution will turn red in test tubes $1$ and $4$.

• A. I and IV only
• B. I, II and IV only
• C. II and III only
• D. None of these

Answer 1

The correct option is C II and III only

	Solution	Nature of solution	Turmeric solution	Methyl orange	China rose	Blue litmus
(1)	Soap solution	Basic	Red	Yellow	Green	No change
(2)	Cold drink	Acidic	Yellow	Red	Magenta	Red
(3)	Soda ash $\left(N{a}_{2}C{O}_3\right)+water$	Basic	Red	Yellow	Green	No change
(4)	$10mLNaOH+10mLHCl$	Neutral	Yelloow	Orange	No change	No change