Consider the following statements:
a. Both acids and bases change colour of all indicators. b. If an indicator gives a colour change with an acid, it does not give a change with a base. c. If an indicator changes colour with a base, it does not change colour with an acid. d. Change of colour in an acid and a base depends on the type of the indicator.
Which of these statements are correct?
Which of the following substances change colour of China rose indicator to green?
Consider the following statements:
(a) Both acids and bases change colour of all indicators.
(b) If an indicator gives a colour change with an acid, it does not give a change with a base.
(c) If an indicator changes colour with a base, it does not change colour with an acid.
(d) Change of colour in an acid and a base depends on the type of the indicator.
(i) All four (ii) a and d (iii) b and c (iv) only d
Question 11 Consider the following statements: Which of these statements are correct? (a) Both acids and bases change colour of all indicators. (b) If an indicator gives a colour change with an acid, it does not give a change with a base. (c) If an indicator changes colour with a base, it does not change colour with an acid. (d) Change of colour in an acid and a base depends on the type of the indicator. Which of these statements are correct? (i) All four (ii) a and d (iii) b and c (iv) only d