Useful Information in Chemisrty subject selective questions and answers

*#Useful_Information#*

1. What is the chemical name of Marble?
- *Calcium carbonate (CaCO3)*
2. What is the chemical name of acid?
- *Acaraj (3HCL + HNO3)*
3. What is the chemical name of Heavy Water?
- *Deuterium oxide (D2O)*
4. What is the chemical name of sugar?
- *Sucrose (C12H22O11)*
5. What is the chemical name of Marsh Gas?
- *Methane (CH4)*
6. What is the chemical name of Hypo?
- *Sodium thiosulfate - (Na2S2O3.5H2O)*
7. What is the chemical name of Laughing Gas?
- *nitrous oxide (N2O)*
8. What is the chemical name of Bleaching Powder?

- *Calcium hypochlorite (CaOcl2)*
9. What is the chemical name of sand?
- *Silicon oxide (SiO2)*
10. What is the Chemical Name of China White?
- *Zinc Oxide (ZnO)*
11. What is the chemical name of Alcohol?
- *Ethyl alcohol (C2H5OH)*
12. What is the chemical name of Caustic Soda?
- *Sodium Hydroxide (NaOH)*
13. What is the chemical name of Washing Soda?
- *Sodium carbonate (Na2Co3.10H2O)*
14. What is the chemical name of Plaster of Paris?
- *Calcium Sulphate Half Hydrate (CaSo4) 2 H2O*
15. What is the chemical name of Chile Saltpetre?
- *Sodium Nitrate (NaNO3)*
16. What is the chemical name of Suhaga?
- *Borax (Na2B4O7.10H2O)*
17. What is the chemical name of alum? - *Potassium Aluminum Sulphate (K2SO4Al2 (SO4) 3 24H2O)*
18. What is the chemical name of Blue Vitriol or Tutiya?
- *Copper sulfate (CuSO4.7H2O)*
19. - What is the chemical name of Dry Ice?
- *Solid carbon dioxide (CO2)*
20. What is the chemical name of Gypsum?
- *Calcium sulphate (CaSo4.2H2O)*
21. - What is the chemical name of White Vitriol?
- *Zinc Sulphate (ZnSO4)*
22. - What is the chemical name of Green Vitriol?
- *Ferrous sulphate FeSO4. 7H2O)*
23. What is the chemical name of bud lime?
- *Calcium oxide (CaO)*
24. What is the chemical name of cinabar?
- *Mercurial sulphide (HgS)*
25. What is the chemical name of Shore's acid?
- *Nitric acid - Nitric acid (HNO3)*
26. What is the chemical name of Salt acid?
- *Hydrochloric Acid (HCl)*
27. What is the chemical name of Nushadir salt?
- *Ammonium chloride (NH4Cl)*
28. What is the chemical name of Slaked Lime?
- *Calcium hydroxide (Ca (OH 2)*
29. What is the chemical name of sulfur acid?
- *Sulfuric acid (H2SO4)*
30. What is the chemical name of white potash?
- *Potassium chlorate (KclO3)*
31. What is the chemical name of globulin salts?
- *Sodium Sulphate (Na2SO4.10H2O)*
32. What is the chemical name of the caustic Potash?
- *Petitium High Droxide (KOH)*
33. - What is the chemical name of salt cake?
- *Sodium Sulphate (Na2SO4)*
34. What is the chemical name of Galena?
- *Lead sulphide (PbS)*
35. What is the chemical name of Common Salt?
- *Sodium Chloride (NaCl)*
36. What is the chemical name of T.N?
- *Tri-Nitrotolvin (C6H2CH3 (NO2) 3)*
37. What is the chemical name of Edible Soda?
- *Sodium bicarbonate (NaHCO3)*
38. What is the chemical name of Sora (Saltpetre)?
- *Potassium Nitrate (KNO3)*