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प्रश्न
To show that zinc is a more active metal than copper, the correct procedure is to:
(1) add dilute nitric acid on strips of both the metals.
(2) observe transmission of heat through strips of zinc and copper.
(3) prepare solution of zinc sulphate and hang strip of copper into it.
(4) prepare solution of copper sulphate and hang strip of zinc into it.
उत्तर
(4) Prepare solution of copper sulphate and hang strip of zinc into it.
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संबंधित प्रश्न
\[\ce{Fe2O3 + 2Al -> Al2O3 + 2Fe}\]
The above reaction is an example of a ______.
In the refining of silver, the recovery of silver from silver nitrate solution involved displacement by copper metal. Write down the reaction involved.
What type of reaction is represented by the following equation?
2Na + 2H2O → 2NaOH + H2
What happens when a piece of iron metal is placed in copper sulphate solution? Name the type of reaction involved.
Fill in the blank.
The chemical change involving iron and hydrochloric acid illustrates a ...............reaction.
Explain the terms with examples.
Displacement reaction
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.
Identify the type of chemical reaction given below:
\[\ce{CuSO4 + Fe -> FeSO4 + Cu}\]
