Chemistry The most commonly used bleaching agent is chlorine alcohol sodium chlorine carbon dioxide chlorine alcohol sodium chlorine carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The filter over which sewage is sprinkled is called as Intermittent sand filter Percolating filter Trickling filter Contact bed Intermittent sand filter Percolating filter Trickling filter Contact bed ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to extinguish fire is Neon Carbon monoxide Carbon dioxide Nitrogen Neon Carbon monoxide Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry At room temperature, the metal that remains liquid is: Platinum Lead Zinc Mercury Platinum Lead Zinc Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Sulphur dioxide Carbon monoxide Chlorine Carbon dioxide Sulphur dioxide Carbon monoxide Chlorine Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in Fluorescence Emission spectra Absorption spectra Raman spectra Fluorescence Emission spectra Absorption spectra Raman spectra ANSWER DOWNLOAD EXAMIANS APP