Chemical Process Which of the following is an endothermic reaction? Both B and C C + H₂O = CO + H₂ Thermal dissociation of iron pyrites Absorption of SO₃ in 98% H₂SO₄ Both B and C C + H₂O = CO + H₂ Thermal dissociation of iron pyrites Absorption of SO₃ in 98% H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogenation of oil takes place in a/an __________ reactor. Trickle bed Autothermal None of these Plug flow Trickle bed Autothermal None of these Plug flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers from the drawback like Fragile nature Easy poisoning tendency High cost All of these Fragile nature Easy poisoning tendency High cost All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pig iron is produced by blast furnaces in India using mostly the iron ore named Magnetite Hematite Siderite Chalcopyrite Magnetite Hematite Siderite Chalcopyrite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Magnesium and calcium __________ cause temporary hardness of water. Sulphates Carbonates Phosphates Bicarbonates Sulphates Carbonates Phosphates Bicarbonates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Refractory bricks burnt at very high temperature have got High spalling tendency Greater resistance to corrosion by slags Less resistance to corrosion by slags None of these High spalling tendency Greater resistance to corrosion by slags Less resistance to corrosion by slags None of these ANSWER DOWNLOAD EXAMIANS APP
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