Please enable JavaScript.
Coggle requires JavaScript to display documents.
Salts 1 (Sodium Hydroxide (Manufacture: When electricity is passed through…
Salts 1
pH of Salts
-
-
-
Weak acids - acetic acid, carbonic acid, phosphoric acid
Strong acids - HCl, H2SO4, HNO3
Common Salt / NaCl
-
-
-
-
-
Uses - 1.Raw material for daily use materials such as NaOH, baking soda, wahing soda, bleaching powder
Sodium Hydroxide
Manufacture: When electricity is passed through aqueous solution of NaCl (brine), NaOH is produced
-
-
Cl2 - Anode, H2 - Cathode, NaOH - near cathode
Use of H2 - fuel, used to make margarine, ammonia for fertilizers
Uses of Cl2 - Water treatment, in swimming pools, used to make PVC, CFCs, disinfectants, pesticide
Use of NaOH - de-greasing metals, make soaps & detergents, paper, artificial fibres
Use of HCl (H2 + Cl2) - cleaning steel, make NH4Cl, medicines, cosmetics
Use of Bleach (Cl2 + NaOH) - household bleaches, bleaching fabric
Bleaching Powder CaOCl2
-
-
-
Uses: 1. To bleach cotton & line in textile industry, to bleach wood pulp in paper industry, to bleach washed clothes in laundary
- Used as an oxidising agent in many chemical industries
- Used to disinfect drinking water (make it free of germs)