Statement 1 : In an acid-basic titration involving a strong base and a weak acid, methyl orange can be used as an indicator. Statement 2 : Methyl red changes its colour in the pH range 4.2 to 6.3. methyl orange can be used as an indicator. Statement 2 : Methyl red changes its colour in the pH range 4.2 to 6.3. Statement 1 : In an acid-basic titration involving a strong base and a weak acid November 18, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium , N Awasthi Physical Chemistry , Facebook Messenger WhatsApp Share this:TwitterFacebook Related