Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Chromium Zinc Nickel Lead Chromium Zinc Nickel Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Ozone gas Carbon dioxide Methane Carbon Monoxide Ozone gas Carbon dioxide Methane Carbon Monoxide ANSWER DOWNLOAD EXAMIANS APP
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 SO2 CO Unburnt petrol CO2 SO2 CO Unburnt petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching action of moist sulphur di-oxide is because of its Acidic property Oxidising property Basic property Reducing property Acidic property Oxidising property Basic property Reducing property ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following molecules has a bond order of 2.5 CO F2 HCL NO CO F2 HCL NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pH of lemon juice is expected to be Less than 7 Equal to 7 More than 7 Nothing can be predicted Less than 7 Equal to 7 More than 7 Nothing can be predicted ANSWER DOWNLOAD EXAMIANS APP
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