Chemical Process Oxidation of SO₂ to SO₃ is favoured by Low temperature and high pressure High temperature and high pressure High temperature and low pressure Low temperature and low pressure Low temperature and high pressure High temperature and high pressure High temperature and low pressure Low temperature and low pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Enzymes are organic catalysts used in the __________ reactions. Photochemical Chemical Electrochemical Biochemical Photochemical Chemical Electrochemical Biochemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High purity nitrogen is used in Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Both A & B Fire fighting purposes Neither A nor B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Both A & B Fire fighting purposes Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is used as a flux in the extraction of iron from iron ore (hametite) in blast furnace. Bauxite Quartz Manganese Limestone Bauxite Quartz Manganese Limestone ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Use of hydrated lime in water treatment After filtration, combats the corrosive-ness of water due to the presence of O₂ & CO₂ All of these Before filtration, reduces the bacterial load on filters Is to adjust the pH value After filtration, combats the corrosive-ness of water due to the presence of O₂ & CO₂ All of these Before filtration, reduces the bacterial load on filters Is to adjust the pH value ANSWER DOWNLOAD EXAMIANS APP
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
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