Chemistry Ultra purification of a metal is done by : Leaching Zone melting Smelting Slugging Leaching Zone melting Smelting Slugging ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process which does not evolve CO2 in air is Burning Organic delay Breathing Photosynthesis Burning Organic delay Breathing Photosynthesis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder metal is an alloy of Lead and antimony Copper and zinc Lead and tin Copper and tin Lead and antimony Copper and zinc Lead and tin Copper and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance's smell is similar to Ethanoic acid? Tomato juice Lemon Kerosene Vinegar Tomato juice Lemon Kerosene Vinegar ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of s-electrons in Mg(Z = 12) p-electrons in CI(Z = 17) d-electrons in Fe(Z = 26) p-electrons in Ne(Z = 10) s-electrons in Mg(Z = 12) p-electrons in CI(Z = 17) d-electrons in Fe(Z = 26) p-electrons in Ne(Z = 10) ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of carbon in carbon dioxide (CO2) 0.273 0.158 0.323 0.201 0.273 0.158 0.323 0.201 ANSWER DOWNLOAD EXAMIANS APP