This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Application of Colloids”. 1. Identify the catalyst used in Haber’s process. a) Finely divided molybdenum b) Chromium oxide c) Citrus acids d) Potassium sulphate 2. Identify the catalyst used in Oswald’s process. a) Finely divided molybdenum b) Platinised asbestos c) Citrus acids … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Colloids – 2”. 1. What is the colloidal mixture of solid with solid called? a) Solid sol b) Liquid sol c) Sol d) Gel 2. What is the colloidal solution of liquid with solid called? a) Sol b) Gel c) Foam d) … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Colloids – 1”. 1. What is the size of colloidal particles? a) 10-20 nm b) More than 20 nm c) Less than 10 nm d) 30 to 50 nm 2. Which of the following is a characteristic of a colloid? a) It … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Catalysis Reactions”. 1. The following reaction is an example of _____________ 2SO2 + O2 ⟶ 2SO3 a) Homogeneous catalysis b) Heterogeneous catalysis c) Mixed catalysis d) Demoivre catalysis 2. The following reaction is an example of _________ N2 + 3H2 ⟶ 2NH3 … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Catalysts”. 1. Which of the following is not a characteristic of a catalyst? a) It participates in the reaction b) It enhances the equilibrium rate c) It activates equilibrium d) It initialises the reaction 2. Which of the following will decrease the … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Detergents”. 1. Detergents are synthetic soaps like cleansing agents and are also known as ____________ a) Artifacts b) Detritus c) Syndets d) Collagen 2. Which of the following is also known as invert detergents? a) Anionic detergents b) Cationic detergents c) Non-ionic … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Soaps”. 1. Soaps are _____________ based soapy detergents. a) Water b) Kerosene c) Oil d) Acid 2. The saponification of a fat or oil is done using _______________ solution for hot process. a) KOH b) NaOH c) HCl d) NaCl 3. The … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Lubricants”. 1. Lubrication is necessary to protect wear and tear caused due to _______________ a) Electrostatic force b) Gravitational force c) Frictional force d) Magnetic force 2. Lubricant act as a coolant to carry away heat. a) True b) False 3. Select … Read more
This set of Engineering Chemistry Questions and Answers for Experienced people focuses on “Oils and Fats – 2”. 1. The catalyst used in the addition of iodine is ____________ a) Ni/ Pt b) Lewis acids c) CH3MgCl d) HgCl2 2. Drying oils are used as the medium of paints and varnishes. a) True b) False … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Oils and Fats – I”. 1. Melting point of fat is _________ and melting point of oil is ________ a) Higher, higher b) Lower, lower c) Higher, lower d) Lower, higher 2. Which of the following is an example of fats? a) … Read more
