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 Emission spectra Raman spectra Fluorescence Absorption spectra Emission spectra Raman spectra Fluorescence Absorption spectra ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as Disinfectant Pesticide Fertilizer Insecticide Disinfectant Pesticide Fertilizer Insecticide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water is Ground water Rain water Tap water Distilled water Ground water Rain water Tap water Distilled water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The property of hydrogen which distinguishes it from alkali metals is Its electropositive character Its affinity for non-metal Its reducing character Its non-metallic character Its electropositive character Its affinity for non-metal Its reducing character Its non-metallic character ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful CO2 in the air Solar ultraviolet radiation Solar infrared radiation SO2 in the air CO2 in the air Solar ultraviolet radiation Solar infrared radiation SO2 in the air ANSWER DOWNLOAD EXAMIANS APP
Chemistry The third shell of an atom can have a maximum of ______ electrons 15 13 18 21 15 13 18 21 ANSWER DOWNLOAD EXAMIANS APP
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