Chemistry Adding Cl2 to benzene in the presence of AlCl3 is an example of : None of the options Addition reaction Substitution reaction Elimination reaction None of the options Addition reaction Substitution reaction Elimination reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance which does not expand on going from liquid state to solid state is Cast-iron Aluminium Water Type metal Cast-iron Aluminium Water Type metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hardest form of carbon is diamond graphite coke charcoal diamond graphite coke charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, which is always found in free-state in nature? Copper Sodium Gold Silver Copper Sodium Gold Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is secondary air pollutant ? NO2 Dust particles Photochemical smog SO2 NO2 Dust particles Photochemical smog SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is present under pressure in soft drinks? Nitrous oxide Nitrogen Carbon dioxide Oxygen Nitrous oxide Nitrogen Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
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