A student is performing a precise neutralization titration by adding dilute nitric acid from a burette into a conical flask containing aqueous sodium hydroxide.
Name one indicator, other than universal indicator, that would exhibit a sharp colour change at the end-point of this reaction.
Practise Edexcel GCSE Chemistry Acids with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.