To develop photographic plates
A. Sodium thiosulphate is used as oxidising agent
B. Free Bromine releases
C. Light affected area quickly oxidizes
D. The solution is kept developing until all the Bromide is not dissolved
Answer: Option A
A. Sodium thiosulphate is used as oxidising agent
B. Free Bromine releases
C. Light affected area quickly oxidizes
D. The solution is kept developing until all the Bromide is not dissolved
Answer: Option A
Which one of the following is an organic acid?
A. Hydrochloric acid
B. Nitric acid
C. Acetic acid
D. Sulphuric acid
Vinegar used in cooking contains which of the following compounds?
A. Methanol
B. Sodium sulphate
C. Ammonia
D. Acetic acid
Muriatic acid is scientifically known as:
A. Perchloric Acid
B. Hydrochloric Acid
C. Sulphuric Acid
D. Picric Acid
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