Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
BITSAT2023ChemistryGeneral Principles and Processes of Isolation of MetalsActual

The starting material for the manufacture of KMnO ₄ is

Options

  1. Apyrolusite
  2. Bmanganite
  3. Cmagnatite
  4. Dhaematite

Correct answer

A. pyrolusite

Step-by-step solution

Pyrolusite (It is MnO ₂ )

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

More from General Principles and Processes of Isolation of Metals

The chemical composition of 'slag' formed during the smelting process in the extraction of copper is 2024Calamine, malachite, magnetite and cryolite, respectively, are 2024Identify the incorrect statement. 2023The reaction that does NOT take place in a blast furnace between 900 ~K to 1500 ~K temperature range during extraction of iron is : 2023_ f G ⁻ vs T plot in the Ellingham diagram slopes downward for the reaction 2020The final step for extraction of copper from copper pyrite in bessemer converter involves the reaction 2019In the context of the Hall-Heroult process for the extraction of Al , Which of the following statements is incorrect. 2018Which of the following reactions is an example of calcination process? 2017 Full General Principles and Processes of Isolation of Metals list All BITSAT PYQs