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प्रश्न
The metallic oxide which can be reduced by using common reducing agents is ______.
विकल्प
\[\ce{Fe2O3}\]
\[\ce{Al2O3}\]
उत्तर
The metallic oxide which can be reduced by using common reducing agents is \[\underline{\ce{Fe2O3}}\].
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संबंधित प्रश्न
Which of the statements about the reaction below are incorrect?
\[\ce{2PbO(s) + C(s) → 2Pb(s) + CO2(g)}\]
- Lead is getting reduced.
- Carbon dioxide is getting oxidised.
- Carbon is getting oxidised.
- Lead oxide is getting reduced.
Explain the following in term Oxidation of gain or loss of oxygen with two example.
When a magnesium ribbon is heated, it burns in air to form magnesium oxide. Write a balanced chemical equation for this reaction. Name (i) substance oxidised, and (ii) substance reduced.
Fill in the blank
In redox reaction oxidation and reduction occur ............................
Choose terms from the options given in brackets to complete this sentence.
When CuO reacts with hydrogen,………………… is reduced and ……………….is oxidized to ………………….
(CuO, H2, Cu, H2O)
Complete and balance the following equation:
CuO +__________→ Cu +___________
Find the oxidation number of the elements in the following compounds.
- C in CO2
- Mn in MnSO4
- N in HNO3
Which among the following are physical or chemical change?
Heating of an iron rod to red hot
Oxidizing agents are otherwise called ______.
Identify the following reactions as oxidation/reduction/redox reaction
Zn + CuSO4 → Cu + ZnSO4
