Chemistry Which of the following elements is non-radioactive ? Plutonium Zirconium Uranium Thorium Plutonium Zirconium Uranium Thorium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to make light weight, but strong plastic ? Polyvinyl Chloride Polythene Methyl Methacrylate Nylon Polyvinyl Chloride Polythene Methyl Methacrylate Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Oxides of nitrogen and sulphur Carbon monoxide and nitrogen Ozone and carbon dioxide Carbon dioxide and carbon monoxide Oxides of nitrogen and sulphur Carbon monoxide and nitrogen Ozone and carbon dioxide Carbon dioxide and carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqua regia is a 1 : 3 mixture, by volume, of Conc. nitric acid and conc. sulphuric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of halogen elements found in the periodic table is 13 5 8 3 13 5 8 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of carbon monoxide is Fuel combustion Solid waste disposal Transportation Industrial process Fuel combustion Solid waste disposal Transportation Industrial process ANSWER DOWNLOAD EXAMIANS APP