Chemical Process Pick out the endothermic reaction out of the following. C+1/2O₂ = CO CO +1/2O₂ = CO₂ CaCO₃ = CaO + CO₂ CO + 3H₂ = CH₄ + H₂O C+1/2O₂ = CO CO +1/2O₂ = CO₂ CaCO₃ = CaO + CO₂ CO + 3H₂ = CH₄ + H₂O ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following, when pyrolysed, produces perchloro-ethylene? Carbon tetrachloride Chlorobenzene Ethylene dichloride Chlorinated paraffin Carbon tetrachloride Chlorobenzene Ethylene dichloride Chlorinated paraffin ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process. Sulphite Mechanical Sulphate/kraft Neutral sulphite semi-chemical Sulphite Mechanical Sulphate/kraft Neutral sulphite semi-chemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Anion exchanger is regenerated usually with Hydrazine H₂SO₄ NaOH Alum solution Hydrazine H₂SO₄ NaOH Alum solution ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is an ore concentrating metallurgical process involving a chemical change. None of these Roasting Froth floatation Electromagnetic separation None of these Roasting Froth floatation Electromagnetic separation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ of rubber decreases after its vulcanisation. Tensile strength Tackiness Maximum service temperature Resistance to the action of organic solvent Tensile strength Tackiness Maximum service temperature Resistance to the action of organic solvent ANSWER DOWNLOAD EXAMIANS APP
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