Chemistry Who modified Bohr's theory by introducing elliptical orbits for electron path Rutherford Hund Thomson Sommerfeld Rutherford Hund Thomson Sommerfeld ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical bahaviour of an atom depends upon The number of electrons orbiting around the nucleus The number of nucleons in the nucleus The number of protons in its nucleus The number of neutrons in the nucleus The number of electrons orbiting around the nucleus The number of nucleons in the nucleus The number of protons in its nucleus The number of neutrons in the nucleus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Adding Cl2 to benzene in the presence of AlCl3 is an example of : Elimination reaction None of the options Addition reaction Substitution reaction Elimination reaction None of the options Addition reaction Substitution reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a lubricant in heavy machines? Bauxite Phosphorus Graphite Sulphur Bauxite Phosphorus Graphite Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in embalming biological materials is Formaldehyde in water Formaldehyde in methanol Ethylene glycol Gaseous formaldehyde Formaldehyde in water Formaldehyde in methanol Ethylene glycol Gaseous formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the strongest base in aqueous solution ? Ethylamine Diethylamine Triethylamine Ammonia Ethylamine Diethylamine Triethylamine Ammonia ANSWER DOWNLOAD EXAMIANS APP
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