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Question

The starting material for the manufacture of KMnO4 is:

A
pyrolusite
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B
manganite
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C
magnatite
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D
haematite
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Solution

The correct option is A pyrolusite
The starting material for the manufacture of KMnO4 is Pyrolusite.

Pyrolusite is a mineral consisting essentially of manganese dioxide (MnO2) and is important as an ore of manganese.

Hence, option A is correct.

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