Q50.The correct statement is: (1) Pig iron is obtained from cast iron. (2) The Hall-Heroult process is used for the production of aluminium and iron. (3) leaching of bauxite using concentrated NaOH (4) the blistered appearance of copper during the solution gives sodium aluminate and sodium metallurgical process is due to the evolution of silicate. CO2.
What This Question Tests
This question requires knowledge of specific facts and processes related to the metallurgy of various elements like iron, aluminium, and copper, as well as the leaching process for bauxite.
Concepts Tested
📚 NCERT Sections This Tests
2.1 — Arrange The Following Metals In The Order In Which They Displace Each Other
Chemistry Class 11 · Chapter 2
2.1 Arrange the following metals in the order in which they displace each other from the solution of their salts. Al, Cu, Fe, Mg and Zn.
4.14 — Describe The Preparation Of Potassium Dichromate From Iron Chromite Ore.
Chemistry Class 11 · Chapter 4
4.14 Describe the preparation of potassium dichromate from iron chromite ore. What is the effect of increasing pH on a solution of potassium dichromate?
5.27 — Discuss Briefly Giving An Example In Each Case The Role Of Coordination
Chemistry Class 11 · Chapter 5
5.27 Discuss briefly giving an example in each case the role of coordination compounds in: (i) biological systems (iii) analytical chemistry (ii) medicinal chemistry and (iv) extraction/metallurgy of metals.
📋 Question Details
- Chapter
- Metallurgy
- Topic
- General principles of metallurgy
- Year
- 2019
- Shift
- 12 Apr Shift 2
- Q Number
- Q50
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 6: General Principles and Processes of Isolation of Elements
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