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
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Correct Answer: Sodium Thiosulphate
Solution : The correct option is Sodium Thiosulphate.
Photographic Fixer is another name for it. It is used in Photographic paper and films. Sodium Thiosulphate is used to treat cyanide poisoning. It is an ionic compound with two sodium cations and a single thiosulphate anion.
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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 : Chile saltpetre is the common name of
Option 1: Sodium Nitrate
Option 2: Potassium Nitrite
Option 3: Potassium Nitrate
Option 4: Sodium Nitrite
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 main components of liquid bleach are:
Option 1: Sodium Chloride
Option 2: Sodium Hypochlorite
Option 3: Hydrochloric Acid
Option 4: Sodium Thiosulphate
Question : The "king of metal" is:
Option 1: gold
Option 2: silver
Option 3: iron
Option 4: aluminium
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