Chemistry The scientist who experimentally proved the existance of positron is Anderson Fermi Bethe Bohr Anderson Fermi Bethe Bohr ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is colourless ? Chlorine Phosphorus Sulphur Oxygen Chlorine Phosphorus Sulphur Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? Chlorofluorocarbons Nitrous oxide Carbon dioxide Sulphur dioxide Chlorofluorocarbons Nitrous oxide Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The non-metal found in the liquid state is Fluorine Bromine Nitrogen Chlorine Fluorine Bromine Nitrogen Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Nitrogenase Nitrates Ammonia Amino acids Nitrogenase Nitrates Ammonia Amino acids ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bakelite is a co-polymer of Phenol and Cinnaldehyde Acetaldehyde Benzaldehyde Formaldehyde Cinnaldehyde Acetaldehyde Benzaldehyde Formaldehyde ANSWER DOWNLOAD EXAMIANS APP
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