The function of adding cryolite in the electrolytic reduction of alumina by Hall-Heroult…
Chemistry · JEE Advanced · NTA Exams — General Principles and Processes of Isolation of Elements
The function of adding cryolite in the electrolytic
reduction of alumina by Hall-Heroult process is to :
reduction of alumina by Hall-Heroult process is to :
- dissolve alumina
- lower the melting point of alumina
- lower the fuel bill
- increase the electrical conductivity of alumina
Answer
(A) dissolve alumina, (B) lower the melting point of alumina, (C) lower the fuel bill, (D) increase the electrical conductivity of alumina
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- In the process of extraction of gold, Roasted gold ore + CN – + H 2 O O _ 2 [ X ] + OH – [ X ] + Zn → [ Y ] +…
- The carbon-based reduction method is not used for the extraction of
- The correct statement(s) related to the metal extraction processes is(are) (2021)
- Copper is the most noble of the first row transition metals and occurs in small deposits in several…
- Which of the following pair of ores cannot be converted into corresponding metals by pyrometallurgy?
- The chemical processes in the production of steel from haematite ore involve
- The anode mud in the electrolytic refining of silver contains:
- Which of the following pair consists of ore of the same metal?
More General Principles and Processes of Isolation of Elements questions · Browse all practice questions