Chemistry Which is the purest commercial form of iron ? Wrought iron Stainless steel Steel Pig iron Wrought iron Stainless steel Steel Pig iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who modified Bohr's theory by introducing elliptical orbits for electron path Rutherford Thomson Sommerfeld Hund Rutherford Thomson Sommerfeld Hund ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main pollutants released from iron and steel industry are CO, CO2 and SO2 CO2, H2S and NO2 NO, SO3 and H2S CO2, NO2 and SO3 CO, CO2 and SO2 CO2, H2S and NO2 NO, SO3 and H2S CO2, NO2 and SO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is not a characteristic of transition metals? Tendency to gain electrons Low electronegativity Low ionization energy Malleability Tendency to gain electrons Low electronegativity Low ionization energy Malleability ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to denature ethanol ? Methane Propyl alcohol Methyl alcohol Phenol Methane Propyl alcohol Methyl alcohol Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following ions , the colour is not due to d-d transition ? [CrO4]2− [Ti(H2O)6]3+ [CoF6]3+ [Cu(NH3)4]2+ [CrO4]2− [Ti(H2O)6]3+ [CoF6]3+ [Cu(NH3)4]2+ ANSWER DOWNLOAD EXAMIANS APP