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प्रश्न
Name:
a substance that will reduce aqueous Iron(III)ions to iron(II)ions.
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उत्तर
zinc
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संबंधित प्रश्न
A shiny brown-coloured element ‘X’ on heating in air becomes black in colour. Name the element ‘X’ and the black-colored compound formed.
In the context of redox reactions, the removal of hydrogen from a substance is known as:
(a) oxidation
(b) dehydration
(c) reduction
(d) dehydrogenation
Fill in the blank
Oxidation is the removal of ......................and addition of ....................
Define redox reaction.
Identify from the reaction the reactants that undergo oxidation and reduction.
Fe + S → FeS
Divide the following reactions into oxidation and reduction half-reaction:
Cl2 + 2Br- → Br2 + 2Cl-
Name:
a liquid that is an oxidizing agent as well as a reducing agent.
State a reason why, when hydrogen is passed over heated copper oxide, the resultant product formed, differs in colour from the original reactant.
State what is reducing agent. Give an example of oxidising agent in the gaseous, liquid, and solid form.
Identify the reducing agent in the following reactions
`"Fe"_2"O"_3 + 3"CO" -> 2"Fe" + 3"CO"_2`
