NCERT Solutions class 12 Chemistry General principle and processes of isolation of elements part 2

NCERT Solutions class 12 Chemistry Isolation of Elements Class 12 Chemistry book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE board exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 12 Chemistry chapter wise NCERT solution for Chemistry part 1 and Chemistry part 2 for all the chapters can be downloaded from our website and myCBSEguide mobile app for free.

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NCERT Class 12 Chemistry Chapter-wise Solutions

•  1 – The Solid State
• 2 – Solutions
• 3 – Electrochemistry
• 4 – Chemical Kinetics
• 5 – Surface Chemistry
• 6 – General Principles and Processes of Isolation of Elements
• 7 – The p-Block Elements
• 8 – The d-and f-Blocks Elements
• 9 – Coordination Compounds
• 10 – Haloalkanes and Haloarenes
• 11 – Alcohols, Phenols and Ethers
• 12 – Aldehydes, Ketones and Carboxylic Acids
• 13 – Amines
• 14 – Biomolecules
• 15 – Polymers
• 16 – Chemistry in Everyday Life

CHAPTER SIX GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

• 6.1 Occurrence of Metals
• 6.2 Concentration of Ores
• 6.3 Extraction of Crude Metal from Concentrated Ore
• 6.4 Thermodynamic Principles of Metallurgy
• 6.5 Electrochemical Principles of Metallurgy
• 6.6 Oxidation Reduction
• 6.7 Refining
• 6.8 Uses of Aluminium, Copper, Zinc and Iron

NCERT Solutions class 12 Chemistry Isolation of Elements

15. How is ‘cast iron’ different from ‘pig iron”?

16. Differentiate between “minerals” and “ores”.

17. Why copper matte is put in silica lined converter?

18. What is the role of cryolite in the metallurgy of aluminium?

19. How is leaching carried out in case of low grade copper ores?

20. Why is zinc not extracted from zinc oxide through reduction using CO?

21. The value of for formation of is and that of is . Is the reduction of possible with Al?

22. Out of C and CO, which is a better reducing agent for ZnO?

23. The choice of a reducing agent in a particular case depends on thermodynamic factor. How far do you agree with this statement? Support your opinion with two examples.

24. Name the processes from which chlorine is obtained as a by-product. What will happen if an aqueous solution of NaCl is subjected to electrolysis?

25. What is the role of graphite rod in the electrometallurgy of aluminium?

26. Outline the principles of refining of metals by the following methods:

(i) Zone refining

(ii) Electrolytic refining

(iii) Vapour phase refining

27. Predict conditions under which Al might be expected to reduce MgO.

NCERT Solutions class 12 Chemistry

NCERT Solutions Class 12 Chemistry PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 12 Chemistry includes text book solutions from both part 1 and part 2. NCERT Solutions for CBSE Class 12 Chemistry have total 16 chapters. 12 Chemistry NCERT Solutions in PDF for free Download on our website. Ncert Chemistry class 12 solutions PDF and Chemistry ncert class 12 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide

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