Chemistry When formaldehyde and potassium hydroxide are heated, we get Acetylene Methyl alcohol Ethyl formate Methane Acetylene Methyl alcohol Ethyl formate Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Most commonly used bleaching agent is Carbon dioxide Chlorine Alcohol Sodium chloride Carbon dioxide Chlorine Alcohol Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea weeds are important source of Iodine Iron Bromine Chlorine Iodine Iron Bromine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of Cobalt in Vitamin B12 was established for the first time by Hydrolysis test Sodium Nitroprusside test Spectroscopy Borax-Bead test Hydrolysis test Sodium Nitroprusside test Spectroscopy Borax-Bead test ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of air is hydrogen nitrogen oxygen carbon dioxide hydrogen nitrogen oxygen carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table Julius Lothar Meyer John Dalton Henry Moseley Dmitri Mendeleev Julius Lothar Meyer John Dalton Henry Moseley Dmitri Mendeleev ANSWER DOWNLOAD EXAMIANS APP
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