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प्रश्न
\[\ce{Fe2O3 + 2Al -> Al2O3 + 2Fe}\]
The above reaction is an example of a ______.
विकल्प
combination reaction
double displacement reaction
decomposition reaction
displacement reaction
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उत्तर
\[\ce{Fe2O3 + 2Al -> Al2O3 + 2Fe}\]
The above reaction is an example of a displacement reaction.
Explanation:
The oxygen from the ferrous oxide is displaced by the aluminum metal to form aluminum oxide.
संबंधित प्रश्न
CuSO4(aq) + Zn(s) → ZnSO4(aq) + Cu(s) is an example of a decomposition reaction.
The reddish brown deposit formed on iron nails kept in a solution of copper sulphate is
- Cu2O
- Cu
- CuO
- CuS
What happens when dilute hydrochloric acid is added to iron fillings? Choose the correct answer.
Write the balanced chemical equation for the following and identify the type of reaction.
\[\ce{Magnesium(s) + Hydrochloric acid(aq) -> Magnesium chloride(aq) + Hydrogen(g)}\]
In the refining of silver, the recovery of silver from silver nitrate solution involved displacement by copper metal. Write down the reaction involved.
State two characteristics of the chemical reaction which takes place when dilute sulphuric acid is poured over zinc granules.
Why does the colour of copper sulphate solution change when an iron nail is kept immersed in it?
What type of chemical reaction is represented by the following equation?
A2O3 + 2B → B2O3 + 2A
what type of reaction is the following:
Cl2 + 2KI → 2KCl + I2
What is meant by displacement reaction, Explain with help of one example.
What happens when a zinc strip is dipped into a copper sulphate solution?
Name the type of reaction involved.
Classify the following reaction as combination, decomposition, displacement, precipitation and neutralization. Also balance the equation.
\[\ce{AgNO3_{(aq)} + NaCl_{(aq)}-> AgCl_{(s)} + NaNO3}\]
Give a balanced equation for –
A displacement reaction involving a metal above hydrogen in the activity series with copper [II] sulphate solution
Select the correct answer for the statement given below:
The displaced product of the displacement reaction of sodium with cold water.
- Complete the given chemical reaction:
\[\ce{CuSO4_{(aq)} + Fe_{(s)} ->}\] _______ + _______ - Name the type of the reaction.
Which of the following is a displacement reaction?
\[\ce{Pb + CuCl2 -> PbCl2 + Cu}\]
The above reaction is an example of:
State the change in colour observed in following case mentioning the reason:
A piece of zinc is dipped in ferrous sulphate solution.
