Chemistry Which one of the following does not form oxyacid ? Sulphur Chlorine Nitrogen Fluorine Sulphur Chlorine Nitrogen Fluorine 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 Which of the following is used as a lubricant in heavy machines? Phosphorus Sulphur Bauxite Graphite Phosphorus Sulphur Bauxite Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is FeCO3 Fe3O4 2Fe2O3. 3H2O Fe2O3 FeCO3 Fe3O4 2Fe2O3. 3H2O Fe2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Lead pencil contains Lead sulphide Graphite Lead Ferrous sulphide Lead sulphide Graphite Lead Ferrous sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of Nitrogen in Air is 78.03 85.02 0.03 0.94 78.03 85.02 0.03 0.94 ANSWER DOWNLOAD EXAMIANS APP
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