Chemistry The metal extracted from Bauxite is : Copper Aluminum Silver Manganese Copper Aluminum Silver Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Nitrogenase Amino acids Nitrates Ammonia Nitrogenase Amino acids Nitrates Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following has a maximum tendency to form M3 ion ? Bi P As N Bi P As N ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main source of lead pollution is from Leaded gasoline Tobacco Insecticides Sewage Leaded gasoline Tobacco Insecticides Sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) p-electrons in Ne(Z = 10) d-electrons in Fe(Z = 26) p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) p-electrons in Ne(Z = 10) d-electrons in Fe(Z = 26) ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is 'milk of magnesia' chemically? Sodium bicarbonate Calcium hydroxide Magnesium hydroxide Magnesium carbonate Sodium bicarbonate Calcium hydroxide Magnesium hydroxide Magnesium carbonate ANSWER DOWNLOAD EXAMIANS APP
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