This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Wet Theory of Corrosion”. 1. In wet corrosion _________________ are formed at the cathodic areas. a) Organic compounds b) Metallic ions c) Non-metallic ions d) Inorganic compounds 2. Which type of reaction occurs in anodic areas? a) Oxidation b) Reduction c) Displacement … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Causes and Effects of Corrosion”. 1. The process of deterioration of a metal due to unwanted chemical or electrochemical interaction of the metal with its environment is called ___________ a) Electrolysis b) Electrodialysis c) Corrosion d) Deposition 2. Which of the following … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Reverse Osmosis”. 1. The basis of reverse osmosis is _____________ a) Osmotic pressure is greater than the hydrostatic pressure b) Osmotic pressure is equal to the hydrostatic pressure c) Hydrostatic pressure is greater than the osmotic pressure d) Osmotic pressure does not … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Desalination of Brackish Water”. 1. The example of brackish water is ___________ a) Ground water b) Rain water c) Sea water d) Underground water 2. Which of the following technique is not used for the desalination of brackish water? a) Electrolysis b) … Read more
This set of Engineering Chemistry Quiz focuses on “Calgon Conditioning”. 1. What is Calgon? a) Potassium hexa meta sulphate b) Magnesium hexa meta phosphate c) Sodium hexa meta phosphate d) Calcium hexa meta sulphate 2. Calgon is added to boiler water to prevent ___________ a) Foaming b) Sludge and scale formation c) Priming d) Corrosion … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Zeolites”. 1. The chemical formula of zeolite is ___________ a) FeSO4.7H2O b) Al2(SO4)3.18 H2O c) Na2O.Al2O3.xSiO2.yH2O d) Na2Al2O 2. Which of the following is not naturally occurring zeolite? a) Na+ b) Al+3 c) Si+4 d) Ca+2 3. Natural zeolites are ___________ a) … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Lime Soda Process”. 1. What is the molecular formula of lime? a) CaCO3 b) Al(OH)3 c) Ca(OH)2 d) Mg(OH)2 2. What is the molecular formula of soda? a) Na2CO3 b) Al2(SO4)3 c) Mg(OH) 2 d) Ca(OH) 2 3. Which of the following … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Boiler Feed Water”. 1. Water is mainly used in boilers for the generation of ________________ a) Power b) Electricity c) Steam d) Current 2. Which of the following should not be a composition of boiler-feed water? a) Hardness should be below 0.2ppm … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Hardness of Water”. 1. Hardness of water is due to the presence of salts of ____________ a) Potassium b) Chlorine c) Magnesium d) Boron 2. Select the incorrect statement from the following option. a) Water which does not form lather with soap … Read more
This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Alkalinity of Water and its Estimation”. 1. Which source of water is free from hardness and surface impurities? a) Surface water b) Underground water c) Rain water d) Sea water 2. Water from reservoirs comes under the category of ____________ a) Surface … Read more
