Chemistry Which one is the lightest element in the periodic table Hydrogen Helium Carbon Oxygen Hydrogen Helium Carbon Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Urea Ammonium sulphate Nitro-lime Ammonium nitrate Urea Ammonium sulphate Nitro-lime Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid which fails to liberate carbon dioxide from sodium bicarbonate is : Carbonic acid Formic acid Sulphuric acid Acetic acid Carbonic acid Formic acid Sulphuric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves in n x 10th Bohr's orbit are n3 n-2 n n2 n3 n-2 n n2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is non-radioactive ? Zirconium Plutonium Uranium Thorium Zirconium Plutonium Uranium Thorium ANSWER DOWNLOAD EXAMIANS APP
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