Common Names of Chemicals

1. Washing soda---Sodium carbonate---Na2CO3
2. Baking soda---Sodium bicarbonate---NaHCO3
3. Borax---Sodium tetraborate decahydrate---Na2B4O7•10H2O
4. Brine---Aqueous sodium chloride solution---NaCl
5. Caustic soda---Sodium hydroxide---NaOH
6. Hypo---Sodium thiosulfate---Na2S2O3

Calcium Compounds

7. Bleaching powder---Calcium hypochlorite---Ca(ClO)2
8. Quick Lime---Calcium oxide---CaO
9. Marble-------Calcium carbonate---CaCO3
10. Plaster of paris---Calcium sulphate---CaSO4
11. Chalk---Calcium carbonate---CaCO3
12. Gypsum---natural Calcium sulphate---CaSO4•2H2O

Other Compounds

13. Alum---Aluminium potassium sulphate---KAl(SO4)2.12H2O
14. Aqua regia---Nitrohydrochloric acid---HNO3 + 3 HCl
15. Aspirin---Acetylsalicylic acid---C9H8O4
16. Corundum (ruby, sapphire)---Aluminium oxide---Al2O3
17. Dry ice---Solid Carbondioxide---CO2
18. Epsom salts---Magnesium sulphate---MgSO4•7H2O
19. Heavy Water---Deutrium oxide---2H2O or D2O
20. Plumbago---Graphite---C
21. Prussic acid---Hydrogen cyanide ---HCN
22. Jeweller's rouge ---Ferric oxide---Fe2O3
23. Saltpeter---Potassium nitrate--KNO3
24. Table sugar---Sucrose---C12H22O11
25. Talc or talcum---Magnesium silicate---Mg3Si4O10(OH)2
26. Vinegar---Acetic acid---CH3CO2H