Chemistry Which one of the following elements is an example of noble gas ? Nitrogen Helium Chlorine Hydrogen Nitrogen Helium Chlorine Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry A subshell with l=2 can take up 5 electron 10 electron 8 electron 3 electron 5 electron 10 electron 8 electron 3 electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Amino acids Ammonia Nitrogenase Nitrates Amino acids Ammonia Nitrogenase Nitrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of nitrogen present in ammonium sulphate is : 0.305 0.18 0.25 0.27 0.305 0.18 0.25 0.27 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The laws of electrolysis are given by Lewis Arrhenius Ostwald Faraday Lewis Arrhenius Ostwald Faraday ANSWER DOWNLOAD EXAMIANS APP
Chemistry Type metal used in printing press is an alloy of Lead and copper Lead and antimony Lead and bismuth Lead and zinc Lead and copper Lead and antimony Lead and bismuth Lead and zinc ANSWER DOWNLOAD EXAMIANS APP