Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Aluminium Iron Zinc Copper Aluminium Iron Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alum is used as A fertilizer An analgesic A purifier for water A disinfectant A fertilizer An analgesic A purifier for water A disinfectant ANSWER DOWNLOAD EXAMIANS APP
Chemistry The names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of periodic table of contents atomic structure metallurgy discovery of elements periodic table of contents atomic structure metallurgy discovery of elements ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the simplest aromatic hydrocarbon Picric acid Benzene Chloride Aspirin Picric acid Benzene Chloride Aspirin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gunpowder consits of a mixture of Sulphur, sand and charcoal Nitre, sulphur and charcoal Sand and TNT TNT and charcoal Sulphur, sand and charcoal Nitre, sulphur and charcoal Sand and TNT TNT and charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of Iron is : Pig iron Wrought iron Steel Cast iron Pig iron Wrought iron Steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
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