Changing propan-1-ol into propan-2-ol can be carried out by a two-step synthesis. In the first step, the propan-1-ol is heated with concentrated sulfuric acid. Which reagent is required to carry out the second stage?
- Acold dilute acidified manganate(VII) ions
- Bhot concentrated acidified manganate(VII) ions
- Csteam with phosphoric acid
- Daqueous sodium hydroxide