Chemistry The lustre of the metals is because of High density, due to closed packing of atoms High polish Absorption of light due to the presence of cavities Reflection of light due to the presence of free electrons High density, due to closed packing of atoms High polish Absorption of light due to the presence of cavities Reflection of light due to the presence of free electrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of aluminium is bauxite monazite haematite magnetite bauxite monazite haematite magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Aluminium hydroxide Potassium nitrate Sodium chloride Silver bromide Aluminium hydroxide Potassium nitrate Sodium chloride Silver bromide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Limestone is a raw material used by which industry? Cement Aluminium Petrochemicals Fertilizers Cement Aluminium Petrochemicals Fertilizers ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as a/an Insecticide Disinfectant Pesticide Fertiliser Insecticide Disinfectant Pesticide Fertiliser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following alloy is used in making magnet ? Alnico Magnalium Stainless steel Duralumin Alnico Magnalium Stainless steel Duralumin ANSWER DOWNLOAD EXAMIANS APP
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