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प्रश्न
Complete and balance the following equation:
Fe + H2O →___________+____________
उत्तर
\[\ce{3Fe +4 H2O → + Fe3O4 +4H2}\]
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संबंधित प्रश्न
In the context of redox reactions, the removal of hydrogen from a substance is known as:
(a) oxidation
(b) dehydration
(c) reduction
(d) dehydrogenation
Define oxidation.
Why zinc and aluminium are considered to have a unique nature. Give balanced equations to support your answer.
State, giving reason, whether the substances printed in bold letters have been oxidized or reduced.
PbO + CO → Pb + CO2
Write the equation in the ionic form
CuSO4(aq) + Fe(s)→ FeSO4(aq) + Cu(s)
Reacting with water, an active metal produces
Explain the following reaction with their balanced chemical equation.
Hydrogen sulphide reacts with sulphur dioxide.
Which of the following statements about the given reaction are correct?
\[\ce{3Fe_{(s)} + 4H2O_{(g)} -> Fe3O4_{(s)} + 4H2_{(g)}}\]
(i) Iron metal is getting oxidised.
(ii) Water is getting reduced.
(iii) Water is acting as the reducing agent.
(iv) Water is acting as oxidising agent.
Find the oxidation number of the element in the following compound.
Ca in CaH2
In the redox reaction:
MnO2 + 4HCl → MnCl2 + 2H2O + Cl2
