English

Complete the following chemical reaction: CuSOA4(aq)+Pb(s)⟶――――――+―――――― Name the chemical reaction type. - Science and Technology 1

Advertisements
Advertisements

Question

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.

Short Note

Solution

  • \[\ce{CuSO4 (aq) + Pb (s) -> PbSO4 + Cu}\]
  • It is a displacement reaction.
shaalaa.com
  Is there an error in this question or solution?
2024-2025 (March) Model set 3 by shaalaa.com

RELATED QUESTIONS

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

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

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?

A + BC → AC + B

 


what type of reaction is the following:

Cl+ 2KI → 2KCl + I2 


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.


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 X.
(a) What do you think metal X is?
(b) Name the salt YNO3.
(c) What could be metal Y?
(d) Name the salt X(NO3)2.
(e) 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.


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


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


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:

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.


Give a balanced equation for –

A displacement reaction involving a metal above hydrogen in the activity series with copper [II] sulphate solution


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. 


Match the following

Identify the types of reactions.

REACTION TYPE
NH4OH(aq) + CH3COOH(aq) → CH3COONH4(aq) + H2O(l) Single Displacement
Zn(s) + CuSO4(aq) → ZnSO4(aq) + Cu(s) Combustion
\[\ce{ZnCO3_{(s)} + ->[Heat]ZnO_{(s)} + CO2_{(g)}}\] Neutralization
C2H4(g) + 4O2(g) → 2CO2(g) + 2H2 O(g) + Heat Thermal decomposition

Which of the following is a displacement 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:


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


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×