Question Detail The chemical used as a fixer in photography is ? sodium thiosulphatesodium sulphateboraxammonium sulphate Answer: Option A Ad Similar Questions : 1. The isotope atoms differ in ? number of neutronsatomic numbernumber of electronsatomic weight Answer: Option AExplanation:Important to note that isotope atoms have same atomic number. 2. What is laughing gas ? nitrous oxidenitric oxidenitrogen oxidenitrogen peroxide Answer: Option A 3. Air is a compoundcolloidelementmixture Answer: Option D 4. Aspirin is acetyl salicylic acidsodium salicylatemethyl salicylateethyl salicylate Answer: Option A 5. What is hottest part of the gas flame is called ? blue zoneluminous zonedark zonenon-luminous zone Answer: Option D Read more from - Chemistry Questions Answers