Question: Which of the following is not a salt?
A Slaked Lime
B Zinc Nitrate
C Lead Sulphite
D Sodium Chloride
Answer: Slaked Lime
| Name of Salt | Chemical Formula | Uses |
| Sodium Chloride | NaCl | · It’s commonly used as a preservative in food. · Used in saline solutions for medical purposes and intravenous fluids. |
| Zinc Nitrate | Zn(NO3)2 | · Used in the manufacture of dyes and pigments |
| Potassium Chloride | KCl | · Used as a salt substitute for individuals on low-sodium diets. · Essential for plant growth and is commonly used as a fertilizer. |
| Calcium Carbonate | CaCO3 | · Acts as an antacid to relieve heartburn and indigestion. · Used as a dietary supplement to provide calcium to the body. |
| Lead Sulfite | PbSO3 | · Historically used in pigments |
| Magnesium Sulfate
| MgSO4
| · Commonly used as Epsom salt in baths to relax muscles and soothe skin. · Used in agriculture as a fertilizer to provide magnesium and sulfur to plants. |
| Sodium Bicarbonate
| NaHCO3
| · Used as a leavening agent in baking to make bread and cakes rise. · Acts as an antacid to relieve acid indigestion and heartburn. |
| Potassium Nitrate | KNO3 | · A component of gunpowder. · Used in some fertilizers to provide nitrogen and potassium to plants. |
| Sodium Carbonate | Na2CO3 | · Commonly used as washing soda in laundry to help remove stains and soften water. · An ingredient in the production of glass, paper, and soap. |
| Ammonium Chloride | NH4Cl | · Used in cough medicines and throat lozenges for its soothing properties. · As an electrolyte in dry-cell batteries. |
| Calcium Chloride
| CaCl2
| · Used for road de-icing and dust control on roads. · Acts as a food preservative to extend the shelf life of certain foods. |
| Potassium Permanganate
| KMnO4
| · Used as a disinfectant and antiseptic for cleaning wounds and treating skin conditions. · In water treatment to remove impurities and control odors. · As an oxidizing agent in chemical laboratories. |