Chemistry The chemical(s) most commonly used for cloud seeding or ‘artificial rainmaking’ is/are Silver Iodide All listed here Sodium Chloride Dry ice or frozen carbon dioxide Silver Iodide All listed here Sodium Chloride Dry ice or frozen carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: Cu(NO3)2 CuSO4 CuO CuCO3 Cu(OH)2 Cu(NO3)2 CuSO4 CuO CuCO3 Cu(OH)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of Naphthalene is Diesel Coal-tar Camphor Charcoal Diesel Coal-tar Camphor Charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The trans-uranium elements are the chemical elements with atomic numbers greater than 89 92 96 86 89 92 96 86 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Threshold limit value of copper in the atmospheric air is 5.0 mg/m3 0.01 mg/m3 1.0 mg/m3 0.001 mg/m3 5.0 mg/m3 0.01 mg/m3 1.0 mg/m3 0.001 mg/m3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following has greatest mass ? Hydrogen nucleus Proton Neutron Electron Hydrogen nucleus Proton Neutron Electron ANSWER DOWNLOAD EXAMIANS APP