Chemical Reaction Engineering The minimum energy required to allow a chemical reaction to proceed is termed as the 'threshold energy '. Chemical reaction with low activation energy are Always irreversible Highly temperature sensitive Mostly irreversible Insensitive to temperature changes Always irreversible Highly temperature sensitive Mostly irreversible Insensitive to temperature changes ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction in which one of the products of reaction acts as a catalyst is called a/an __________ reaction. Autocatalytic Photochemical Catalytic Biochemical Autocatalytic Photochemical Catalytic Biochemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Cold shot cooling is only practical when the feed temperature is __________ than the reaction temperature. Much higher Lower Higher Much lower Much higher Lower Higher Much lower ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Calcination reaction of limestone (CaCO₃ → CaO + CO₂) goes to completion in the rotary kiln, because CO₂ escapes continuously Of high calcination temperature CaO is more stable than CaCO₃ CaO is not dissociated CO₂ escapes continuously Of high calcination temperature CaO is more stable than CaCO₃ CaO is not dissociated ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Fluidised bed reactor is characterised by Comparatively smaller equipment Very small pressure drop Absence of continuous catalyst regeneration facility Uniformity of temperature Comparatively smaller equipment Very small pressure drop Absence of continuous catalyst regeneration facility Uniformity of temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Design of heterogeous catalytic reactor involves consideration of __________ steps. Only chemical Neither A nor B Both A & B Only physical Only chemical Neither A nor B Both A & B Only physical ANSWER DOWNLOAD EXAMIANS APP
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