Chemistry Adding Cl2 to benzene in the presence of AlCl3 is an example of : Addition reaction Elimination reaction Substitution reaction None of the options Addition reaction Elimination reaction Substitution reaction None of the options ANSWER DOWNLOAD EXAMIANS APP
Chemistry Many people died in London in 1952 as result of air pollution producing Sleet Smog Fog Mist Sleet Smog Fog Mist ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore magnetite consists of Fe3OH4 FeCO3 3Fe2O3 .. 3H2O Fe2O3 Fe3OH4 FeCO3 3Fe2O3 .. 3H2O Fe2O3 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 Emission spectra Raman spectra Fluorescence Absorption spectra Emission spectra Raman spectra Fluorescence Absorption spectra ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultra purification of a metal is done by : Smelting Slugging Leaching Zone melting Smelting Slugging Leaching Zone melting ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the sewage is fully oxidized, the nitrogen is in the form of Nitramines Nitrites Ammonia Nitrates Nitramines Nitrites Ammonia Nitrates ANSWER DOWNLOAD EXAMIANS APP