Chemistry Which of the following is not a commercial source of energy? Firewood Coal Petroleum Natural Gas Firewood Coal Petroleum Natural Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two electrons in an orbital are differentiated by which of the following ? Principal quantum number Azimuthal quantum number Spin quantum number Magnetic quantum number Principal quantum number Azimuthal quantum number Spin quantum number Magnetic quantum number ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqua regia is a 1 : 3 mixture, by volume, of Conc. sulphuric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid Conc. sulphuric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest first ionisation energy is Lithium Sodium Helium Hydrogen Lithium Sodium Helium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Global warming is mainly due to accumulation of Oxides of sulphur Oxides of nitrogen Carbon monoxide Carbon dioxide Oxides of sulphur Oxides of nitrogen Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gobar gas contains mainly : Ethylene Acetylene Methane Propylene Ethylene Acetylene Methane Propylene ANSWER DOWNLOAD EXAMIANS APP
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