Chemical Process Pick out the endothermic reaction out of the following. C+1/2O₂ = CO CO + 3H₂ = CH₄ + H₂O CaCO₃ = CaO + CO₂ CO +1/2O₂ = CO₂ C+1/2O₂ = CO CO + 3H₂ = CH₄ + H₂O CaCO₃ = CaO + CO₂ CO +1/2O₂ = CO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. Terminal velocities Wetting characteristics Density difference None of these Terminal velocities Wetting characteristics Density difference None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The chamber process is Preferred over contact process for producing 98 to 100% H₂SO₄ and various oleums A batch process for directly producing high strength (98 to 100%) H₂SO₄ None of these Non-catalytic and operates only on pyrites Preferred over contact process for producing 98 to 100% H₂SO₄ and various oleums A batch process for directly producing high strength (98 to 100%) H₂SO₄ None of these Non-catalytic and operates only on pyrites ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is produced using polycondensation reaction. Poly vinyl chloride Polythene Phenol formaldehyde None of these Poly vinyl chloride Polythene Phenol formaldehyde None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Removal of dirt/soil by soaps or detergent does not involve the __________ of soil. Dispersion Wetting Emulsification Precipitation Dispersion Wetting Emulsification Precipitation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to Avoid corrosion Reduce the cooling water circulation rate Increase the rate of absorption None of these Avoid corrosion Reduce the cooling water circulation rate Increase the rate of absorption None of these ANSWER DOWNLOAD EXAMIANS APP
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