This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Protective Coatings”. 1. The protective coatings are used to ___________ a) Corrode the metal b) Prevent from corrosion c) Increase the corrosion d) Slightly increase the corrosion 2. The oxidation resistance is given by the protective coatings. a) True b) False 3. … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Types of Corrosion and Passivity”. 1. Dry corrosion is also called as _________ a) Chemical corrosion b) Electrochemical corrosion c) Wet corrosion d) Oxidation corrosion 2. Anhydrous inorganic liquid metal surface in absence of moisture undergoes ___________ a) Wet corrosion b) Dry … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Corrosion”. 1. In corrosion, as a result of decay, the metals are not converted into __________ a) Oxides b) Hydroxides c) Carbonates d) Peroxides 2. The metals except ________ exist in nature in the form of their minerals or ores. a) Gold … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Types of Fuel Cells”. 1. In standard hydrogen electrode, concentration of hydrogen is ____________ a) 0M b) 0.5M c) 1M d) 1.5M 2. The temperature maintained in the standard hydrogen electrode is _____________ a) 22oC b) 23oC c) 24oC d) 25oC 3. … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Fuel Cells”. 1. The process of gaining of electrons by metal ions with a discharge of metal is called __________ a) De-electronation b) Electronation c) Reduction d) Cathode 2. The anode of the galvanic cell has __________ a) Positive polarity b) Negative … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Electro Chemical Cells”. 1. In electrolytic conductors, the conductance is due to _____________ a) Flow of free mobile electrons b) Movement of ions c) Either movement of electrons or ions d) Cannot be said 2. Which of the following is the example … Read more
This set of Applied Chemistry Problems focuses on “Problems, Units and Formulae”. 1. Hardness in water is expressed in terms of ____________ equivalents. a) Calcium carbonate b) Calcium bicarbonate c) Magnesium hydroxide d) Magnesium oxide 2. 1 degree Clark is equal to ________ ppm. a) 12.3 b) 13.3 c) 14.3 d) 15.3 3. One French … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Monitoring and Control of Water Pollution”. 1. Which of the following is the physical monitoring of the lake? a) PH b) COD c) BOD d) Turbidity 2. Conductivity comes under the ___________ monitoring of the lake. a) Physical b) Chemical c) Biological … Read more
This set of Applied Chemistry Assessment Questions and Answers focuses on “Reverse Osmosis, Ultrafilteration, COD and BOD”. 1. When two solutions of the different concentration are separated by the semi permeable membrane then the solvent flows from low to higher concentration is called osmosis. a) True b) False 2. Which of the following method is … Read more
This set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Biological Oxidation Process”. 1. In biological oxidation process, depending on the organic load, the oxidation takes place ___________ a) 1-4Hours b) 4-8Hours c) 8-16Hours d) 16-20Hours 2. All impurities are oxidised into the _________ and ___________ in the biological oxidation process. a) … Read more
