Give an Example of a Reaction Where the Following is Involved . - Chemistry

Give an example of a reaction where the following is involved .

Evolution of heat

One Line Answer

C + O₂ → CO₂ + Heat

shaalaa.com

Conditions Necessary for Chemical Reactions

Is there an error in this question or solution?

Chapter 2: Chemical Changes and Reactions - Exercise 2 (C) [Page 32]

Chapter 2 Chemical Changes and Reactions
Exercise 2 (C) | Q 4.1 | Page 32

Define the following terms

Chemical bond

Define the following terms:

Effervescence

Complete the following statement.

A catalyst either ______ or _____________ the rate of a chemical change but itself remains ______________ at the end of the reaction.

Name a nitrate which produces brown gas on heating.

What do you observe? When

Silver chloride is exposed to sunlight.

What do you observe? When Hydrogen peroxide is exposed to sunlight.

What do you observe? When H₂S gas is passed through copper sulphate solution.

Give an example of a reaction where the following is involved .

Absorption of heat

Give an example of a reaction where the following is involved .

High pressure is required

Give one reason why magnetizing a piece of steel is a physical change.