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Home›Explore Exams›NEB +2› Science› Grade 11›Subjects›Chemistry (Science, Grade 11)

GyanMul Prep · NEB +2 · Science · Grade 11

Chemistry (Science, Grade 11)

Everything on these tabs is Chemistry (Science, Grade 11) only, within NEB +2 Science · Grade 11.

Science · Grade 11 subjects

Chapters Questions Practice Quizzes Past Papers Institution Papers Mock Tests Solved Questions Progress Gurubaa

Chapters›Metals and Metallurgical Principles

14

Chapter 14 of 22 · Chemistry (Science, Grade 11)

Metals and Metallurgical Principles

5 topics
Board exam — Inorganic chemistry, 20 marks across 8 chapters
31 solved questions

How a metal is won from its ore — concentration, calcination and roasting, smelting and refining, and the reasons a particular route is chosen.

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Topics

What the syllabus defines for this chapter

1Minerals and ores, and the metallurgical sequence
2Concentration of ores
3Calcination and roasting
4Smelting, flux and slag
5Refining of metals

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