This set of Unit Processes Multiple Choice Questions & Answers (MCQs) focuses on “Equipments and Processes”. 1. Which of the following criteria is used for the selection of equipment? a) Simplicity b) Yield c) Power load d) All of the mentioned 2. By the reduction of which of the following, do we get p-phenylenediamine? a) … Read more
This set of Unit Processes Multiple Choice Questions & Answers (MCQs) focuses on “Methods of Reduction”. 1. Which of the following is a reduction method for the preparation of Amines? a) Metal and acids b) Sulphide c) Metal and alkali d) All of the mentioned 2. What is a Piria method? a) Electrolytic method b) … Read more
This set of Unit Processes Multiple Choice Questions & Answers (MCQs) focuses on “Amination by Reductions”. 1. Amination by reduction involves the synthesis of what by reductive methods? a) Toluene b) Phenols c) Amines d) Alkyl 2. Amines can be produced by the reduction of what compound? a) Nitro b) Oximes c) Azoxy d) All … Read more
This set of Unit Processes Multiple Choice Questions & Answers (MCQs) focuses on “Preparations”. 1. The losses incidental to the neutralization of the nitrobenzene are directly proportional to what? a) Number of washes given b) The amount of water used c) All of the mentioned d) None of the mentioned 2. What percent of nitric … Read more
This set of Unit Processes Multiple Choice Questions & Answers (MCQs) focuses on “Mixed Acids for Nitrations”. 1. Why is there a need to have one of the reactant in excess? a) To achieve equilibrium faster b) Satisfying the stoichiometric requirement c) Stable reaction d) All of the mentioned 2. What does D.V.S stand for? … Read more
This set of Unit Processes Multiple Choice Questions & Answers (MCQs) focuses on “Types of Process Equipments”. 1. Which is more Flexible batch process or continuous process equipment? a) Batch process equipment b) Continuous process equipment c) Flexibility does not affect the process d) Both provide same flexibility 2. What size of equipment is needed … Read more
This set of Unit Processes Problems focuses on “Thermodynamics of Nitration”. 1. Is nitration reaction highly exothermic? a) True b) False 2. What is the denotion of enthalpy? a) H b) Q c) W d) None of the mentioned 3. The total amount of heat lost by the reacting system from the start of the … Read more
This set of Unit Processes Multiple Choice Questions & Answers (MCQs) focuses on “Nitrate Esters”. 1. What is RONO2 called? a) Nitrate phenyl b) Nitroparaffins c) Nitro-olefins d) Nitrate esters 2. Which of the following is the nitrates of polyhydroxy compound which has an extensive use in propellants and explosives? a) Glycerol b) Cellulose c) … Read more
This set of Unit Processes online quiz focuses on “Nitration of Paraffinic Hydrocarbons”. 1. The paraffinic are affected by the attack of ? a) Electrophile b) Nucleophile c) Free radical d) All of the mentioned 2. The nitration in paraffinic produces ? a) Mononitroparaffins b) Dinitroparaffins c) Trinitroparaffins d) All of the mentioned 3. What … Read more
This set of Unit Processes Multiple Choice Questions & Answers (MCQs) focuses on “Nitration of Organic solvents”. 1. If alkyl group increases, what happens to ortho: para ratio? a) Does not affect b) Increases c) Decreases d) None of the mentioned 2. The inductive effect is weaker at ortho position than at para position. a) … Read more
