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GK Science: Commonly used Chemicals in Everyday Life

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Baking powder Sodium Bicarbonate NaHCO3
Baking soda Sodium Bicarbonate NaHCO3 Fire Extinguishers, Baking soda
Bleaching powder CaOCL2
Caustic soda Sodium Hydroxide NaOH
Chalk (Marble) Calcium Carbonate CaCO3


Chloroform Tri-Choloro Methane CHCL3
Dry Ice Solid carbon dioxide CO2
Green Vitriol Ferrous sulphate FeSO4. 7H2O
Gypsum CaSO42H2O Added to Cement to increase its setting time
Laughing gas Nitrous oxide N2O
Lime Calcium oxide CaO Basic lining in furnaces
Lime Stone Calcium carconate CaCO3 (CaCO3) >>CaO + CO2
Mohr’s Salt Ammonium Ferrous Sulphate FeSO4(NH4) 2SO4. 6H2O
Plaster of Paris (CaSO4) 2H2O Fractured bones. Fine proofing
Potash Alum Potassium Aluminium Sulphate K2SO4AL2(SO4)3. 24H2O
Potash Ash Potassium carbonate K2CO3
Quick Lime Calcium oxide CaO
Rock Salt Sodium chloride NaCL
Silica SiO2 Exists in sand, Flint, Quartz, Opal
Sodium Thiosulphate (hypo) S2O32- Used in photography
Vinegar Acetic Acid CH3COOH
Washing soda Sodium Carbonate Na2CO3. 10 H2O Softening hard water