Chemistry Which metal is extracted from sea water? Potassium Aluminium Magnesium Beryllium Potassium Aluminium Magnesium Beryllium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Sublimation Sedimentation Magnetization Evaporation Sublimation Sedimentation Magnetization Evaporation ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in Absorption spectra Fluorescence Emission spectra Raman spectra Absorption spectra Fluorescence Emission spectra Raman spectra ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bauxite is an alloy of which of the following metals ? Silver Iron Tin Aluminium Silver Iron Tin Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry In sugar solution, Both are solutes Sugar is solute, water is solvent Both are solvents Sugar is solvent, water is solute Both are solutes Sugar is solute, water is solvent Both are solvents Sugar is solvent, water is solute ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of neutrons present in an element having mass number 226 and atomic number 88 is : 50 314 88 138 50 314 88 138 ANSWER DOWNLOAD EXAMIANS APP
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