Question Detail Which one of the following is the softest? sodiumironaluminiumlithium Answer: Option A Similar Questions : 1. pH of water is 5678 Answer: Option C 2. The chemical used as a fixer in photography is ? sodium thiosulphatesodium sulphateboraxammonium sulphate Answer: Option A 3. Ozone is : Non-magneticParamagneticFerromagneticDiamagnetic Answer: Option D 4. Oil of vitriol is nitric acidsulphuric acidhydrochloric acidphosphoric acid Answer: Option B 5. What is Calcium sulphate ? epsom saltblue vitriolgypsum saltpotash alum Answer: Option C Read more from - Chemistry Questions Answers