Chemical Reaction Engineering Reaction rate of a first order reaction, which is half completed in 23 minutes will be 0.03 hr⁻¹ 0.03 min⁻¹ 0.05 min⁻¹ 0.03 sec⁻¹ 0.03 hr⁻¹ 0.03 min⁻¹ 0.05 min⁻¹ 0.03 sec⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A photochemical reaction is Accompanied with emission of light All of these Initiated by light Catalysed by light Accompanied with emission of light All of these Initiated by light Catalysed by light ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reactions in parallel viz A → P (desired product) and A → Q (unwanted product), if the order of the desired reaction is higher than that of the undesired reaction, a Both A and B Single CSTR is the most suitable Tubular reactor is preferred over a single CSTR for high yield Batch reactor is preferred over a single CSTR for high yield Both A and B Single CSTR is the most suitable Tubular reactor is preferred over a single CSTR for high yield Batch reactor is preferred over a single CSTR for high yield ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Sulphuric acid is used as a catalyst in the None of these Gas phase oxidation of SO₂ in chamber process Alkylation of hydrocarbons Hydrogenation of oils None of these Gas phase oxidation of SO₂ in chamber process Alkylation of hydrocarbons Hydrogenation of oils ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a first order irreversible reaction A → B is Ln 0.5/k K/2 Ln 2/k Ln k/2 Ln 0.5/k K/2 Ln 2/k Ln k/2 ANSWER DOWNLOAD EXAMIANS APP
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
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