हिंदी

Complete the following chemical reaction: CuSOA4(aq)+Pb(s)⟶――――――+―――――― Name the chemical reaction type.

Advertisements
Advertisements

प्रश्न

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.

टिप्पणी लिखिए
Advertisements

उत्तर

  • \[\ce{CuSO4 (aq) + Pb (s) -> PbSO4 + Cu}\]
  • It is a displacement reaction.
shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
2025-2026 (March) Model set 3 by shaalaa.com

संबंधित प्रश्न

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

The above reaction is an example of a ______.


State two characteristics of the chemical reaction which takes place when dilute sulphuric acid is poured over zinc granules.


What type of chemical reaction is represented by the following equation?

\[\ce{A + BC -> AC + B}\]


Which of the following is a combination and which is a displacement reaction?

  1. \[\ce{Cl2 + 2KI -> 2KCl + I2}\]
  2. \[\ce{2K + Cl2 -> 2KCl}\]

What type of reaction is represented by the following equation?

\[\ce{2Na + 2H2O -> 2NaOH + H2}\]


What is meant by a displacement reaction? Explain with the help of one example.


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?

  1. Write the equation for the reaction that takes place.
  2. Name the type of reaction involved.

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.

  1. What do you think is metal X?
  2. What could be gas Y2?
  3. What is compound XO?
  4. What is compound Y2O?
  5. Write the chemical equation of the reaction which takes place on heating XO with Y2.
  6. What type of chemical reaction is illustrated in the above equation?

When a strip of red-brown metal X is placed in a colourless salt solution YNO3 then metal Y is set free and a blue coloured salt solution X(NO3)2 is formed. The liberated metal Y forms a shining white deposit on the strip of metal Х.

  1. What do you think metal X is?
  2. Name the salt YNO3.
  3. What could be metal Y?
  4. Name the salt X(NO3)2.
  5. What type of reaction takes place between metal X and salt solution YNO3?

Fill in the blank.

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


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 ?


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.


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.


Classify the following reaction into – 

  1. Direct combination 
  2. Decomposition
  3. Displacement
  4. Double decomposition

The reaction is – Zinc reacts with copper [II] sulphate to give zinc sulphate and copper.


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:


Identify the type of chemical reaction given below:

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


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:


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×