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Chromium and manganese oxides are reduced to metals by using:
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Thermite is a pyrotechnic composition of metal powder,fuel and metal oxide. When ignited by heat ,thermite undergoes an exothermic redox reaction. Aluminium is used as fuel because of its high boiling point and oxidizer include chromium(III) oxide,manganese(IV)oxide, iron(II,III)oxide.
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Question Text | Chromium and manganese oxides are reduced to metals by using: |
Answer Type | Text solution:1 |
Upvotes | 150 |