Chlorine acts as a bleaching agent primarily through oxidation. In the presence of moisture, chlorine reacts with water to form hypochlorous acid (HOCl) and hydrochloric acid (HCl). Hypochlorous acid is a strong oxidizing agent and oxidizes colored substances to colorless compounds, thus causing bleaching.
Bleaching action of chlorine is by
Asked in WBPSC CS Prelims 2018 · Topic: Sulphur, Nitrogen, Halogen, Inert Gases (Halogens (F, Cl, Br, I): General characteristics, trends in physical and chemical properties, and oxidation states)
More Chemistry questions
- The most reactive among the halogens is
- The Halogen being used as Analgesic is:
- DDT and bleaching powder are the compounds of
- Water is disinfected with
- क्लोरिोफ्लोरिो काबर्तन का उपयोग होा है (1) एयरिोसोल स्प्रे बनाने में (2) ͪवलायकों के रूप (3) प्रͧशकों के रूप में (4) उपयुर्तक् सभी में
- Chlorofluoro carbons are used
- Which one of the following pairs is correctly matched ? (a) Halon gas - Fire extinguisher (b) Polythene - Artificial fibre (c) Yeast - Carbohydrate (d) Nylon - Natural fibre
- The most suitable method for disinfecting swimming pool water is