Question : Chile saltpetre is the common name of
Option 1: Sodium Nitrate
Option 2: Potassium Nitrite
Option 3: Potassium Nitrate
Option 4: Sodium Nitrite
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Correct Answer: Sodium Nitrate
Solution : The correct option is Sodium Nitrate.
Chile saltpetre is the common name for Sodium Nitrate, a naturally occurring mineral form of nitrate. It is also known by its chemical formula NaNO₃. Chile's saltpetre historically gained significance as a valuable source of nitrate, an essential ingredient for the production of fertilizers and explosives. The term "Chile" in the name reflects its historical association with natural deposits found in the arid regions of Chile, particularly in the Atacama Desert.
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Question : What is the chemical name of 'baking soda'?
Option 1: Sodium carbonate
Option 2: Sodium bicarbonate
Option 3: Sodium nitrite
Option 4: Sodium nitrate
Question : The chemical name of 'common salt' is
Option 1: Sodium chloride
Option 2: Sodium nitrate
Option 3: Ammonium chloride
Option 4: Calcium chloride
Question : The chemical name "Hypo", commonly used in photography is:
Option 1: Sodium Thiosulphate
Option 2: Silver Nitrate
Option 3: Sodium Nitrate
Option 4: Silver Iodide
Question : Which potassium acid salt is obtained as a by-product of alcohol manufacture during fermentation?
Option 1: Potassium Citrate
Option 2: Potassium bitartrate
Option 3: Potassium nitrate
Option 4: Potassium hydrogen adipate
Question : The common name of sodium tetraborate decahydrate is _____.
Option 1: Epsom salt
Option 2: Gypsum
Option 3: Borax
Option 4: Galena
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