Chemical Process Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H₂O = Fe₃O₄ + 4H₂, is not practised, as it is Still in development stage (by employing fluidised bed technique) A slow reaction A discontinuous reaction (requiring regeneration of iron by water gas intermittently) All of these Still in development stage (by employing fluidised bed technique) A slow reaction A discontinuous reaction (requiring regeneration of iron by water gas intermittently) All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not an abrasive material ? Corundum Bakelite Pumice Carborundum Corundum Bakelite Pumice Carborundum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Purity of oxygen used for blowing in steel making L.D. converter is 99.5%. The boiling point of oxygen is about __________ °C. -53 -183 -196 -103 -53 -183 -196 -103 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of Sodium sulphate Magnesium chloride Calcium sulphate Sodium chloride Sodium sulphate Magnesium chloride Calcium sulphate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical formula of BHC, which is an insecticide is C₆H₅Cl C₆H₄Cl₂ C₆H₆Cl₆ C₆Cl₆ C₆H₅Cl C₆H₄Cl₂ C₆H₆Cl₆ C₆Cl₆ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Naphthols are derivates of Naphthalene Xylene Methyl amine Phenol Naphthalene Xylene Methyl amine Phenol ANSWER DOWNLOAD EXAMIANS APP
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