MEDIUM
12th Maharashtra Board
IMPORTANT
Earn 100

In Van Arkel method for refining zirconium or titanium, the halogen used is _____.

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Important Questions on General Principles and Processes of Isolation of Elements

HARD
12th Maharashtra Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 6 - General Principles and Processes of Isolation of Elements>Maharashtra Board-2019>Q 7
Draw a neat, labelled diagram of electrolytic cell for the extraction of aluminium.
EASY
12th Maharashtra Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 6 - General Principles and Processes of Isolation of Elements>Maharashtra Board-2020>Q 8
 What is electrometallurgy?
HARD
12th Maharashtra Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 6 - General Principles and Processes of Isolation of Elements>Maharashtra Board-2020>Q 9
Write the name and chemical formula of one ore of zinc,
Define: Quaternary ammonium salt.
HARD
12th Maharashtra Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 6 - General Principles and Processes of Isolation of Elements>Maharashtra Board-2020>Q 10
Define flux. Write a note on leaching process.