Advertisements
Advertisements
Question
Complete and balance the following equation:
Fe + H2O →___________+____________
Advertisements
Solution
\[\ce{3Fe +4 H2O → + Fe3O4 +4H2}\]
APPEARS IN
RELATED QUESTIONS
Identify the component oxidised in the following reaction:
\[\ce{H2S + Cl2 -> S + 2HCl}\]
Give one example of an oxidation-reduction reaction which is also a combination reaction.
In the context of redox reactions, the removal of hydrogen from a substance is known as ______.
Fill in the blank
Oxidation is the removal of ......................and addition of ....................
How would you change a metal like Cu into its ions?
Identify from the reaction the reactants that undergo oxidation and reduction.
2Mg + O2 → 2MgO
State whether the following conversion is oxidation or reduction:
2Cl- - e-→ Cl2
Identify the following reactions as oxidation/reduction/redox reaction
Zn + CuSO4 → Cu + ZnSO4
A reddish brown metal used in electrical wires when powdered and heated strongly turns black. When hydrogen gas is passed over this black substance, it regains its original colour. Based on this information answer the following questions:
- Name the metal and the black substance formed.
- Write balanced chemical equations for the two reactions involved in the above information
State the change in colour observed in following case mentioning the reason:
Copper powder is strongly heated in air.
