Chemistry Which of the following is an iron ore ? Bauxite Lignite Nitrite Magnetite Bauxite Lignite Nitrite Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass gets discoloured in air due to constant exposure in presence of: Aluminium sulphide Aluminium phosphide Hydrogenated wafers Hydrogen sulphide Aluminium sulphide Aluminium phosphide Hydrogenated wafers Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a period from Li to F, ionisation potential Increases Remains same Decreases Cannot be predicted Increases Remains same Decreases Cannot be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the naturally occuring heaviest element Mercury Thorium Protactinium Uranium Mercury Thorium Protactinium Uranium ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Lignite Bauxite Copper Dolomite Lignite Bauxite Copper Dolomite ANSWER DOWNLOAD EXAMIANS APP
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