Chemistry Which gas emitted by power stations causes acid rain? Nitrogen Helium Sulphur dioxide Carbon dioxide Nitrogen Helium Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercially, sodium bicarbonate is known as Bleaching powder Washing soda Soda ash Baking soda Bleaching powder Washing soda Soda ash Baking soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mercury is a : Solid non-metal Liquid metal Solid metal Liquid non-metal Solid non-metal Liquid metal Solid metal Liquid non-metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver used for making utensils is an alloy of Copper, zinc, aluminium Copper, nickel, aluminium Copper, zinc, nickel Copper, silver, nickel Copper, zinc, aluminium Copper, nickel, aluminium Copper, zinc, nickel Copper, silver, nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Periodic table contains how many groups 19 18 17 16 19 18 17 16 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqua regia is a 1 : 3 mixture, by volume, of 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 Conc. nitric acid and conc. sulphuric acid ANSWER DOWNLOAD EXAMIANS APP