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