NCERT Class XII Chemistry: Chapter 6 – General Principles and Processes of Isolation of Elements

National Council of Educational Research and Training (NCERT) Book for Class XII
Subject: Chemistry
Chapter: Chapter 6 – General Principles and Processes of Isolation of Elements

After studying this Unit, you will be able to

  • explain the terms minerals, ores, concentration, benefaction, calcination, roasting, refining, etc.;
  • understand the principles of oxidation and reduction as applied to the extraction procedures;
  • apply the thermodynamic concepts like that of Gibbs energy and entropy to the principles of extraction of Al, Cu, Zn and Fe;
  • explain why reduction of certain oxides like Cu2O is much easier than that of Fe2O3;
  • explain why CO is a favourable reducing agent at certain temperatures while coke is better in some other cases;
  • explain why specific reducing agents are used for the reduction purposes.

Class XII NCERT Chemistry Text Book Chapter 6 General Principles and Processes of Isolation of Elements is given below
NCERT Class XII Chemistry Chapter 6 - General Principles and Processes of Isolation of Elements

NCERT Class XII Chemistry Chapter 6 - General Principles and Processes of Isolation of Elements

NCERT Class XII Chemistry Chapter 6 - General Principles and Processes of Isolation of Elements

Go to NCERT Class XII Chemistry Book Home Page All NCERT Books

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