Chemistry Which one of the following is commonly used for pulp bleaching in the paper industry? Glucose isomerase Hydrogen peroxide Iodine and water Mild sulphuric acid Glucose isomerase Hydrogen peroxide Iodine and water Mild sulphuric acid 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
Chemistry The major constituent of gobar gas is Carbon dioxide Isobutane Methane Butane Carbon dioxide Isobutane Methane Butane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is extensively used for sterilizing water ? Borax powder Bleaching powder Soda powder Alum Borax powder Bleaching powder Soda powder Alum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Sulphur dioxide Nitrogen Helium Carbon dioxide Sulphur dioxide Nitrogen Helium Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Surface water is a better source of drinking water because it is poor in Dust Algae Arsenic Bacteria Dust Algae Arsenic Bacteria ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS