Skip to content Home Questions Play Progress Daily Challenge Questions › Chemistry › Acids, Bases and Salts Questions QUESTION Statement (S): Ammonia is widely used in agriculture as fertiliser. Reason (R): Ammonia is the systematic name for nitrogen trihydride (NH₃). Open question → QUESTION Which substance is used both for caustic peeling in fruit and vegetable canning and in food-preservation processes that inhibit microbial growth? Open question → QUESTION Consider the following statements: 1. Sodium bicarbonate is a white crystalline solid used in fire extinguishers. 2. Sodium bicarbonate can act as both an… Open question → QUESTION Identify the chemical formula of potassium hydroxide. Open question → QUESTION Identify the chemical formula of ammonium hydroxide. Open question → QUESTION Which of the following is the correct chemical formula of sodium aluminate? Open question → QUESTION Calcium hypochlorite is commonly known as: Open question → QUESTION Which of the following compound-name/formula pairs is correct? I. Calcium oxide — Ca₂O II. Aluminium oxide — Al₂O₃ Open question → QUESTION What is the conventional formula of borax, sodium tetraborate decahydrate? Open question → QUESTION What is the chemical name of saltpetre? Open question → QUESTION Identify the chemical formula of magnesium hydroxide. Open question → QUESTION Sodium Hydroxide is the chemical name of which of the following common substances? Open question → QUESTION What is the chemical name for ionic compound MgCl 2? Open question → QUESTION Consider the following statements. 1. Milk of magnesia contains magnesium hydroxide suspended in water. 2. It is used as a laxative and antacid. 3.… Open question → QUESTION Assertion (A): Nitric acid is used in organic synthesis. Reason (R): Nitric acid is a colourless liquid with a sweet odour. Open question → QUESTION Which listed acid is used in precious-metal refining and parting, including separating silver from gold? Open question → QUESTION Which listed hazards may occur with concentrated acidic drain cleaners containing sulphuric or hydrochloric acid? Open question → QUESTION Which listed bath salt is the hydrated magnesium sulphate compound containing magnesium, sulphur and oxygen? Open question → QUESTION Which inorganic compound is used to manufacture soap, rayon, paper, explosives, dyes, and petroleum products? Open question → QUESTION Consider the following statements about red-cabbage anthocyanin pigments. 1. They are pigments found in red cabbage. 2. They turn pink in alkaline substances and… Open question → QUESTION Which listed sodium compound is used as a fixer in conventional silver-halide photography? Open question → QUESTION What is formed when Anhydrite (CaSO₄) undergoes hydration? Open question → QUESTION Which of the following metal salts is responsible for permanent hardness in water? Open question → QUESTION Which of the following is NOT a food preservative? Open question → Home Questions Play Progress 