Materials and Mineral Acids MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Materials and Mineral Acids, a fundamental topic in the field of Corrosion Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Materials and Mineral Acids MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Materials and Mineral Acids mcq questions that explore various aspects of Materials and Mineral Acids problems. Each MCQ is crafted to challenge your understanding of Materials and Mineral Acids principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Corrosion Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Materials and Mineral Acids MCQs are your pathway to success in mastering this essential Corrosion Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Materials and Mineral Acids. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Materials and Mineral Acids knowledge to the test? Let's get started with our carefully curated MCQs!

Materials and Mineral Acids MCQs | Page 7 of 10

Discuss
Answer: (d).Conversion of sulfur dioxide to sulfur trioxide takes place in the presence of vanadium catalyst and it accounts for 70% world’s production
Q62.
Which of the following concentration of sulfuric acid in which the corrosion rate of steel is minimum?
Discuss
Answer: (b).Greater than 70%
Q63.
Which of the following is/are the factors that affect the corrosion resistance of steel in concentrated sulfuric acid?
Discuss
Answer: (d).High velocity, temperature, and aeration
Q64.
Which of the following metal is not corrosion resistant to sulfuric acid?
Discuss
Answer: (a).Grey cast iron
Q65.
Lead is used extensively for sulfuric acid in the lower concentration ranges (<70%).
Discuss
Answer: (a).True
Q66.
Which of the following is/are the applications of Duriron because of its corrosion resistance and inherent hardness?
Discuss
Answer: (d).To manufacture pumps, valves, fans, heat exchangers and impressed-current anodes
Q67.
Which of the following alloying elements are not recommended in the sulfuric acid environment?
Discuss
Answer: (c).Molybdenum
Q68.
Which of the following is/are the class1 corrosion resistance materials in nitric acid?
Discuss
Answer: (d).High-silicon cast iron, stainless steels, and titanium
Q69.
Which of the following steels will have less corrosion rate in boiling 65% nitric acid?
Discuss
Answer: (c).18% chromium and 8% nickel stainless steel
Q70.
Duriron exhibits excellent corrosion resistance in concentrations over 45% at temperatures including boiling.
Discuss
Answer: (a).True
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