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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