MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Earn 100

Give the composition of the following alloy: 
German silver 
 

Important Questions on General Principles of Metallurgy

HARD
12th Andhra Pradesh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - General Principles of Metallurgy>Andhra Pradesh Board-2018>Q 3
Explain the purification of Sulphide ore by froth flotation method. 
 
HARD
12th Andhra Pradesh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - General Principles of Metallurgy>Andhra Pradesh Board-2020>Q 4
What is the role of cryolite in the metallurgy of aluminium?
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - General Principles of Metallurgy>Andhra Pradesh Board-2020>Q 5

Write any two ores of the following metals: 

Aluminium

MEDIUM
12th Andhra Pradesh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - General Principles of Metallurgy>Andhra Pradesh Board-2020>Q 6

Write any two ores of the following metals: 

Zinc

MEDIUM
12th Andhra Pradesh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - General Principles of Metallurgy>Andhra Pradesh Board-2020>Q 7

Write any two ores of the following metals: 

Iron 

MEDIUM
12th Andhra Pradesh Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 5 - General Principles of Metallurgy>Andhra Pradesh Board-2020>Q 8

Write any two ores of the following metals: 

Copper