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प्रश्न
Complete and balance the following equation:
CuO +__________→ Cu +___________
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उत्तर
\[\ce{CuO + H2→ Cu + H2O}\]
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संबंधित प्रश्न
What is an oxidising agent?
Give one example of an oxidation-reduction reaction which is also a combination reaction.
In the reaction represented by the following equation:
\[\ce{CuO_{(s)} + H2_{(g)} -> Cu_{(s)} + H2O_{(l)}}\]
- name the substance oxidised
- name the substance reduced
- name the oxidising agent
- name the reducing agent
You are given the following chemical equation:
\[\ce{Mg_{(s)} + CuO_{(s)} -> MgO_{(s)} + Cu_{(s)}}\]
This equation represents:
Explain the following in term of gain or loss of oxygen with two examples.
Reduction
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CuSO4(aq) + Fe(s)→ FeSO4(aq) + Cu(s)
Explain the following reaction with their balanced chemical equation.
Hydrogen sulphide reacts with sulphur dioxide.
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- Na → Na+ + e
- Fe3+ + 2 e- → Fe+
What happens when zinc granules are treated with dilute solution of H2SO4, HCl, HNO3, NaCl and NaOH Also write the chemical equations if reaction oçcurs.
What is a redox reaction?
