Chemistry Removal of carbon particles from air involves the principle of Filteration Sedimentation Electrophoresis Precipitation Filteration Sedimentation Electrophoresis Precipitation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The high reactivity of fluorine is due to availability of d-orbitals its high electro negativity small size of fluorine atom strong F - F bond availability of d-orbitals its high electro negativity small size of fluorine atom strong F - F bond ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitrous oxide Nitric oxide Nitrogen dioxide Nitrogen pentoxide Nitrous oxide Nitric oxide Nitrogen dioxide Nitrogen pentoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of baking soda is Sodium bicarbonate Sodium chloride Sodium nitrate Sodium carbonate Sodium bicarbonate Sodium chloride Sodium nitrate Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the stratosphere is mainly caused by Chlorogluorocarbons NO2 SO2 NO Chlorogluorocarbons NO2 SO2 NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bakelite is a co-polymer of Phenol and Benzaldehyde Formaldehyde Acetaldehyde Cinnaldehyde Benzaldehyde Formaldehyde Acetaldehyde Cinnaldehyde ANSWER DOWNLOAD EXAMIANS APP