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Identify the type of chemical reaction given below: CuSOA4+Fe⟶FeSOA4+Cu - Science and Technology 1

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Question

Identify the type of chemical reaction given below:

\[\ce{CuSO4 + Fe -> FeSO4 + Cu}\]

One Line Answer

Solution

Displacement reaction

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2021-2022 (March) Set 1

RELATED QUESTIONS

Reaction of iron nails with copper sulphate solution is an example of
(a) Combination reaction
(b) Decomposition reaction
(c) Displacement reaction
(d) Double displacement reaction


The reddish brown deposit formed on iron nails kept in a solution of copper sulphate is

  1. Cu2O
  2. Cu
  3. CuO
  4. CuS

\[\ce{Fe2O3 + 2Al -> Al2O3 + 2Fe}\]

The above reaction is an example of a ______.


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 represented by the following equation?

2Na + 2H2O → 2NaOH + H2


What type of reaction is represented by the following equation?

Mg + CuSO4 → MgSO4 + Cu


What happens when a piece of iron metal is placed in copper sulphate solution? Name the type of reaction involved.


What happens when a zinc strip is dipped into a copper sulphate solution?
Write the equation for the reaction that takes place.


When a black metal compound XO is heated with a colourless gas Y2, then metal X and another compound Y2O are formed. Metal X is red-brown in colour which does not react with dilute acids at all. Gas Y2 can be prepared by the action of a dilute acid on any active metal. The compound Y2O is a liquid at room temperature which can turn anhydrous copper sulphate blue.
(a) What do you think is metal X?
(b) What could be gas Y2?
(c) What is compound XO?
(d) What is compound Y2O?
(e) Write the chemical equation of the reaction which takes place on heating XO with Y2.
(f) What type of chemical reaction is illustrated in the above equation?


Fill in the blank.

The chemical change involving iron and hydrochloric acid illustrates a ...............reaction.


Classify the following reaction as combination, decomposition, displacement, precipitation and neutralization. Also balance the equation.

\[\ce{AgNO3_{(aq)} + NaCl_{(aq)}-> AgCl_{(s)} + NaNO3}\]


Explain the following type of chemical reaction, giving two examples for it:

Displacement reaction


Name the type of reaction which is governed by the position of a metal in the metal activity series ?


The colour of an aqueous solution of zinc sulphate as observed in the laboratory is:

(1) Green 

(2) Yellow 

(3) Blue 

(4) Colourless


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. 


Explain the terms with examples.

Displacement reaction


i) Observe the following reaction and answer the following questions.
`CuSO_4 (aq) + Fe (s) →  FeSO_4(aq) + Cu (s)`
a) Identify and write the type of chemical reaction.
b) Write the definition of above reaction.


What is observed after about 1 hour of adding the strips of copper and aluminium separately to the ferrous sulphate solution filled in two beakers? Name the reaction if any change in colour is noticed. Also, write a chemical equation for the reaction.


Identify the type of reaction taking place in the following case and write the balanced chemical equation for the reaction.
Zinc reacts with silver nitrate to produce zinc nitrate and silver.


Classify the following reaction into different type:

AgNO3(aq) + NaCl(aq) →AgCl(s) + NaNO3(aq)


Classify the following reaction into different type:

Zn + CuSO4 → ZnSO4 + Cu


Give reasons for the following:
The reaction of iron (III) oxide [Fe2O3] with heated aluminum is used to join cracked machine parts.


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.


A single displacement reaction is represented by X(s) + 2HCl(aq) → XCl2(aq) + H2(g). Which of the following(s) could be X.

(i) Zn

(ii) Ag

(iii) Cu

(iv) Mg.

Choose the best pair. 


Complete the following chemical reaction:

\[\ce{CuSO4 (aq) + Pb (s) -> \underline{}\underline{}\underline{}\underline{}\underline{}\underline{} + \underline{}\underline{}\underline{}\underline{}\underline{}\underline{}}\]

Name the chemical reaction type.


Complete the given chemical equation:

\[\ce{Zn(s) + CuSO4(aq) -> \underline{}\underline{}\underline{}\underline{}\underline{} + \underline{}\underline{}\underline{}\underline{}\underline{}}\]

Name the type of reaction.


Consider the following chemical equation I and II

  1. \[\ce{Mg + 2HCl -> MgCl_2 +H_2}\]
  2. \[\ce{NaOH +HCl -> NaCl + H_2O}\]

The correct statement about these equations is:


State the change in colour observed in following case mentioning the reason:

A piece of zinc is dipped in ferrous sulphate solution.


The colour of the solution observed after 30 minutes of placing zinc metal in copper sulphate solution is ______.


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