Chemistry Tear gas used by the police to disperse the mob contains Carbon dioxide Ammonia Hydrogen sulphide Chlorine Carbon dioxide Ammonia Hydrogen sulphide Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Threshold limit value of copper in the atmospheric air is 0.001 mg/m3 0.01 mg/m3 5.0 mg/m3 1.0 mg/m3 0.001 mg/m3 0.01 mg/m3 5.0 mg/m3 1.0 mg/m3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Suspension particles have the size between 10–1 – 10–2 cm 10–2 – 10–4 cm 10–8 – 10–10cm 10–5 – 10–7cm 10–1 – 10–2 cm 10–2 – 10–4 cm 10–8 – 10–10cm 10–5 – 10–7cm ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the major constituent of LPG? Butane Ethane Methane Propane Butane Ethane Methane Propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Particulates (< 1 µm size) remaining suspended in air indefinitely and transported by wind currents are called Aerosols Mists Smoke Fumes Aerosols Mists Smoke Fumes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following kinds of spectroscopy can provide information on the energy difference between the initial and final states rather the energy levels involved in the transition Rotational spectroscopy Infrared absorption spectroscopy UV absorption spectroscopy UV photoelectron spectroscopy Rotational spectroscopy Infrared absorption spectroscopy UV absorption spectroscopy UV photoelectron spectroscopy ANSWER DOWNLOAD EXAMIANS APP