NTA Abhyas 2020

Exam: NTA Abhyas
Year: 2020
Subject: Chemistry
Chapter: General Principles and Processes of Isolation of Metals

NTA Abhyas 2020 · Chemistry · General Principles and Processes of Isolation of Metals

Gallium arsenide is purified by

Options

Avan-Arkel method
BZone-refining method
CElectrolytic method
DLiquation

Correct answer

B. Zone-refining method

Step-by-step solution

Gallium arsenide is purified by zone refining method. It is based on the principle that impurities are more soluble in molten state then in solid state

Practice General Principles and Processes of Isolation of Metals on Quantrex Academy →

More from General Principles and Processes of Isolation of Metals

Identify the incorrect pair from the following : JEE Main 2024 The correct statement(s) related to processes involved in the extraction of metals is(are) JEE Advanced 2023 Which one of the following is not an example of calcination? JEE Main 2023 Given below are two statements related to Ellingham diagram : Statement I : Ellingham… JEE Main 2023 Which one of the following is most likely a mismatch? JEE Main 2023 Given below are two statements: one is labelled as Assertion A and the other is labelled… JEE Main 2023 Given below are two statements: Statement I: In the metallurgy process,sulphide ore is… JEE Main 2023 In the extraction process of copper, the product obtained after carrying out the… JEE Main 2023 Full General Principles and Processes of Isolation of Metals list All NTA Abhyas JEE Main PYQs