English

What type of reaction is represented by the following equation? CaCOA3⟶CaCO+COA2 - Science

Advertisements
Advertisements

Question

What type of reaction is represented by the following equation?

\[\ce{CaCO3 -> CaCO + CO2}\]

One Line Answer
Advertisements

Solution

Decomposition reaction by the action of heat.

shaalaa.com
  Is there an error in this question or solution?
Chapter 1: Chemical Reactions and Equations - Exercise 2 [Page 45]

APPEARS IN

Lakhmir Singh Chemistry (Science) [English] Class 10
Chapter 1 Chemical Reactions and Equations
Exercise 2 | Q 15.1 | Page 45

RELATED QUESTIONS

What does one mean by exothermic reaction? Give example.


Give one example of a decomposition reaction which is carried out by applying heat.


What is the colour of ferrous sulphate crystals? How does this colour change after heating?


Name the product formed on strongly heating ferrous sulphate crystals. What type of chemical reaction occurs in this change?


What do you mean by redox reaction ? Explain with the help of an example.


Identify the type of following reaction :


Study the following figure and answer questions. 

a) After heating Calcium carbonate, which gas is formed in a test tube?
b) When we pass this gas through limewater what change, did you observe?
c) Write down the chemical reaction showing the product formation after heating the Calcium carbonate.

 


How can the rate of the chemical reaction, namely, decomposition of hydrogen peroxide be increased?


Give a balanced equation for –

An electrolytic decomposition reaction involving a neutral liquid


Differentiate between the following:

Thermal decomposition and thermal dissociation.


Differentiate between the following:

Electrolytic decomposition and photochemical decomposition.


The chemical reaction in which two or more products are formed from a single reactant is called ______ reaction.


Photolysis is a decomposition reaction caused by ______


Electrolysis is type of ______ reaction.


Electrolysis of water is a decomposition reaction. The mole ratio of hydrogen and oxygen gases liberated during electrolysis of water is:


Balance the following chemical equation and identify the type of chemical reaction.

`"H"_2"O"_2("l") overset("U  V")(->) "H"_2"O"("l") + "O"_2("g")`


The reaction of calcium carbonate, with freshly prepared lime water, is shown below:

Answer the questions with the help of a diagram:

  1. What type of reaction does calcium carbonate undergoes?
  2. What change in colour is observed in lime?
  3. Write the chemical equation.


A metal nitrate 'A' on heating gives a metal oxide along with evolution of a brown coloured gas 'B' and a colourless gas, which helps in burning. Aqueous solution of 'A' when reacted with potassium iodide forms a yellow precipitate.

  1. Identify 'A' and 'B'
  2. Name the types of the reactions involved in the above statement.

A solution of a substance ‘X’ is used for whitewashing.

  1. Name the substance ‘X’ and write its formula.
  2. Write the reaction of the substance ‘X’ named in the above formula with water.

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×