Chemistry In addition to hydrogen, the other abundant element present on Sun’s surface is Oxygen Neon Helium Argon Oxygen Neon Helium Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Permanent – hardness of water may be removed by addition of Sodium carbonate Lime Potassium Permangante Alum Sodium carbonate Lime Potassium Permangante Alum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqua regia is a 1 : 3 mixture, by volume, of Conc. nitric acid and conc. sulphuric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid Conc. hydrochloric acid and conc. nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Helium Nitrogen Argon Neon Helium Nitrogen Argon Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry One of the constituents of tear gas is Chloropicrin Ether Ethane Ethanol Chloropicrin Ether Ethane Ethanol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not present in RNA Ribose Thymine Uracil Phosphate Ribose Thymine Uracil Phosphate ANSWER DOWNLOAD EXAMIANS APP