Ozone when reacts with potassium iodide solution liberates certain product, which turns starch paper blue. The liberated substance is …………………… Ozone when reacts with potassium iodide solution liberates certain product which turns starch paper blue. The liberated substance is ........................ December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,