Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of CO2 Unburnt petrol CO SO2 CO2 Unburnt petrol CO SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of sedimentation tank in sewage treatment is to: Aerate the sewage Disinfect the sewage Remove suspended solids Remove water content Aerate the sewage Disinfect the sewage Remove suspended solids Remove water content ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of total hardness in drinking water is 200 500 50 100 200 500 50 100 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is 5x x/6 7.2 x 5x/36 5x x/6 7.2 x 5x/36 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following, which one pollutes the air of a big city ? Copper Cadmium Lead Chromium Copper Cadmium Lead Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The molecule which has the highest percentage of ionic character among the following is HCI HBr HI HF HCI HBr HI HF ANSWER DOWNLOAD EXAMIANS APP
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