Combustion Experiment Of Saturated Hydrocarbons

Language : English

Description : -

In this experiment, we observe how the amount of oxygen affects combustion. A limited supply of oxygen leads to incomplete combustion, producing a yellow, sooty flame. When there is sufficient oxygen, complete combustion occurs, resulting in a clean blue flame.

About this experiment: -

Combustion Experiment – Understanding the Science of Burning

Combustion Experiment Of Saturated Hydrocarbons is a chemical process in which a substance reacts with oxygen to release heat and light. It’s a vital reaction that powers engines, heats homes, and even lights up kitchen stoves. This experiment explores the types of flames produced during combustion and how the oxygen supply affects the flame’s nature.


About The Topic

In this activity, a burner is used to demonstrate how varying oxygen levels influence the flame:

  • When the air hole of the burner is partially closed, oxygen is limited. This produces a yellow, sooty flame, indicating incomplete combustion. Soot particles form because not all the fuel burns.
  • When the air hole is fully open, more oxygen mixes with the fuel. This results in a blue, clean flame, a sign of complete combustion where the fuel burns efficiently without producing soot.
  • When the nozzle is completely closed, no gas comes out, and hence no flame is produced.

This simple setup helps understand how oxygen levels control flame type, which is crucial in various household and industrial applications.


Real-Life Applications of Combustion

  • Gas stoves use complete combustion to ensure a clean, efficient blue flame.
  • Laboratories and industries adjust burner flames to optimize reactions.
  • Helps in detecting improper gas burner settings, ensuring safety.

Summary Table

Oxygen Supply Flame Type
Limited Yellow Sooty Flame
Sufficient Blue Clean Flame

This Experiment is from: Class 8 Science


Experience Combustion Experiment in Dencity

With the Dencity app, students can perform the Combustion Experiment virtually. The app replicates real flame behavior, allowing learners to observe flame color changes as they adjust the air supply—without needing real burners or open flames. This makes science both safe and engaging, especially for Class 8 science students.

Dencity is a comprehensive virtual science lab available on Android, iOS, and Desktop. It offers interactive science experiments across topics like physics, chemistry, and general science, making complex ideas easy to grasp.


Dencity for Teachers

Teachers can leverage Dencity’s interactive teaching tools to:

  • Demonstrate flame behavior live without real burners.
  • Assign combustion experiments as homework with automatic grading.
  • Use virtual classrooms for remote and live interactive teaching.
  • Control simulations or let students explore independently.

Optimized for Interactive Touch Panels

Dencity works seamlessly on interactive touch panels in smart classrooms, turning traditional lectures into hands-on science labs with just a touch.


Institutions – Partner with Us

Schools and institutions interested in bringing cost-effective, safe, and modern science learning into the classroom can contact us for customized pricing or demo options. Let Dencity bring your science labs to life.


Frequently Asked Questions

  1. What is combustion?
    Combustion is a chemical reaction between a substance and oxygen that produces heat and light.
  2. What causes a yellow flame?
    A yellow flame appears due to incomplete combustion when there isn’t enough oxygen.
  3. Why is a blue flame cleaner?
    A blue flame indicates complete combustion, where the fuel burns efficiently without soot.
  4. Can I perform this experiment without real fire?
    Yes, with Dencity virtual lab, you can safely simulate combustion without real flames.
  5. Which class is this experiment suitable for?
    This experiment is part of the Class 8 science curriculum.
  6. How does Dencity help in learning combustion?
    It allows real-time adjustments of burner settings to observe different flame types virtually.
  7. Is Dencity suitable for school use?
    Yes, it’s designed for schools and works across devices, including interactive panels.
  8. Can teachers assign this experiment as homework?
    Yes, teachers can assign, track, and evaluate homework directly through the app.
  9. Is Dencity available on mobile devices?
    Absolutely, it’s available on Android, iOS, and Desktop platforms.
  10. How can schools get started with Dencity?
    Schools can contact us for a demo and learn more about custom pricing options.

Explore the future of science learning today with the Dencity app—your virtual partner for interactive learning and real-world science experiments.

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