Chemistry The presence of Cobalt in Vitamin B12 was established for the first time by Sodium Nitroprusside test Borax-Bead test Spectroscopy Hydrolysis test Sodium Nitroprusside test Borax-Bead test Spectroscopy Hydrolysis test ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is an iron ore ? Bauxite Magnetite Nitrite Lignite Bauxite Magnetite Nitrite Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coloured discharge tubes for advertisement mainly contain Xenon Argon Neon Helium Xenon Argon Neon Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Williamson's synthesis is widely used in the laboratory preparation of Ethers Esters Aldehydes Alcohols Ethers Esters Aldehydes Alcohols ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon threads are made of Polyamide polymer Polysaccharide Polyvinyl polymer Polyester polymer Polyamide polymer Polysaccharide Polyvinyl polymer Polyester polymer ANSWER DOWNLOAD EXAMIANS APP
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