Chemistry Which of the following is a secondary pollutant ? CO SO2 PAN NO CO SO2 PAN NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of major air pollutant is Carbon dioxide Oxygen Helium Carbon monoxide Carbon dioxide Oxygen Helium Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electric iron has a heating element made of : Copper Nichrome Zinc Tungsten Copper Nichrome Zinc Tungsten ANSWER DOWNLOAD EXAMIANS APP
Chemistry An element of atomic no. 29 belongs to S-block D-block F-block P-block S-block D-block F-block P-block ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Scum Sewage Sewer Sludge Scum Sewage Sewer Sludge ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching powder is prepared by passing : Oxygen over slaked lime Chlorine over slaked lime Chlorine over quick lirne Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over slaked lime Chlorine over quick lirne Carbon dioxide over slaked lime ANSWER DOWNLOAD EXAMIANS APP