Chemistry Who modified Bohr's theory by introducing elliptical orbits for electron path Hund Rutherford Thomson Sommerfeld Hund Rutherford Thomson Sommerfeld ANSWER DOWNLOAD EXAMIANS APP
Chemistry The apparatus used to test acidity of aqueous solution is Hygrometer Ammeter Acidmeter PH meter Hygrometer Ammeter Acidmeter PH meter ANSWER DOWNLOAD EXAMIANS APP
Chemistry A pungent smell often present near the urinals is due to Urea Ammonia Chlorine Sulphur-di- oxide Urea Ammonia Chlorine Sulphur-di- oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following appeared to be with a significant potential for accumulation through food chains ? DDT Carbary Lindane Parathion DDT Carbary Lindane Parathion ANSWER DOWNLOAD EXAMIANS APP
Chemistry In organic compounds, nitrogen is estimated by Liebig's method Dumas method Victor-Meyer's method Carius method Liebig's method Dumas method Victor-Meyer's method Carius method ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid rain destroys vegetations because it contains Nitric acid Sulphuric acid Carbon monoxide Ozone Nitric acid Sulphuric acid Carbon monoxide Ozone ANSWER DOWNLOAD EXAMIANS APP