Chemistry Which of the following is used as anesthetic ? N2O NO NH3 NO2 N2O NO NH3 NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Zinc plating Galvanization Alloy formation Vulcanization Zinc plating Galvanization Alloy formation Vulcanization ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization of iron is carried out using Chromium Tin Copper Zinc Chromium Tin Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Laughing gas is Nitrous oxide Nitric oxide Nitrogen trioxide Nitrogen pentoxide Nitrous oxide Nitric oxide Nitrogen trioxide Nitrogen pentoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard steel contains 0.5 to 1.5 per cent carbon 0.01 to 0.04 per cent carbon 2 to 5 per cent carbon 0.1 to 0.4 per cent carbon 0.5 to 1.5 per cent carbon 0.01 to 0.04 per cent carbon 2 to 5 per cent carbon 0.1 to 0.4 per cent carbon ANSWER DOWNLOAD EXAMIANS APP