Chemistry Which one of the following acids is used in battery ? Sulphuric acid Sulphurous acid Hydrofluoric acid Hydrochloric acid Sulphuric acid Sulphurous acid Hydrofluoric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen forms a variety of compounds in all oxidation states ranging from –3 to + 3 –3 to + 6 –3 to + 4 –3 to + 5 –3 to + 3 –3 to + 6 –3 to + 4 –3 to + 5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who developed Hydrogen Bomb? Samuel Cohen Edward Teller Wernher Von Braun J. Robert Oppen Heimer Samuel Cohen Edward Teller Wernher Von Braun J. Robert Oppen Heimer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar is an aqueous solution of Citric acid Hydrochloric acid Oxalic acid Acetic acid Citric acid Hydrochloric acid Oxalic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical that is used to ripen mangoes is Calcium carbide Calcium carbonate Calcium sulphide Calcium chloride Calcium carbide Calcium carbonate Calcium sulphide Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of natural gas is: Methane Propane Nitrogen Helium Methane Propane Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP