UrbanPro
Login Ask & Answer Success Stories Paid Courses Free Classes Tuition & Classes Fees Write a Review All Categories Help Center
Post your Learning Need Signup as a Tutor
✕

Popular Cities

Bangalore

Hyderabad

Delhi

Mumbai

Chennai

Pune

Kolkata

Gurgaon

Ahmedabad

Jaipur

Noida

✕

Take Class 8 Tuition from the Best Tutors

  • Affordable fees
  • 1-1 or Group class
  • Flexible Timings
  • Verified Tutors

Book a Free Demo

Class 8 Tuition > Learn Class VI-VIII Tuition > Why coal have not flame?
✕

Search in

Why coal have not flame?

Asked by Last Modified  

25 Answers

Learn Class VI-VIII Tuition

Follow 10
Answer

Please enter your answer

Tutor

When the wax melts, it, rises through the wick and are vapourised during burning and form flames. Charcoal, on the other hand, does not vapourise and so does not produce a flame. Charcoal is a fuel which is used in home and it is combustible substance. The substance which vapourises during burning gives...
read more
When the wax melts, it, rises through the wick and are vapourised during burning and form flames. Charcoal, on the other hand, does not vapourise and so does not produce a flame. Charcoal is a fuel which is used in home and it is combustible substance. The substance which vapourises during burning gives flame. For eg:- wax, petrol, kerosene. But charcoal does not produce flame while burning but glows because it is the natural lump variety made from hardwood---can do more than cook burgers and smoke ribs while wax is a petroleum product and even wax is used in candles. Therefore, When the wax melts, it, rises through the wick and are vapourized during burning and form flames. Charcoal, on the other hand, does not vapourise and so does not produce a flame. read less
1 Comments
Dislike Bookmark

biology online tutor

Coal does not produce flame when burnt because it does not vapourizes, only those substances which vapourizes on burning produce flame like wax , natural gas.
1 Comments
Dislike Bookmark

Science lover

Substances that undergoes rapid combustion have lower ignition temp..and coal do not vaporize while burning that's why does not produce flame.
Comments
Dislike Bookmark

as it is a non flammable substance
1 Comments
Dislike Bookmark

Substance which vapourise during burning process produce flames e.g petrol , kerosene , LPG on the other hand substance which do not vapourise do not produce flame like coal .
Comments
Dislike Bookmark

Becoz it dont get vapourised during burning. Flame is produced only when substances vapourises on burning
Comments
Dislike Bookmark

Tutor

Coal and coke do not vaporize while burning and hence do not produce flame.
Comments
Dislike Bookmark

The candle that burn into flame contain water vapour, then when we lit it the water vapour move upward for which the candle give flame but coal doesnt have water vapour so it doesn't give flame.
Comments
Dislike Bookmark

Tutor

Because it does not vaporised .
Comments
Dislike Bookmark

vivek

Because coal could not produce CO2 gas when coal are burnt.
Comments
Dislike Bookmark

View 23 more Answers

Related Questions

If I want to teach online how much mb or gb data is consumed for teaching through skype?
Hi friend, pls find the below data usage for different applications on web: Application and Data usage MB/Hour *; Video Streaming 245; HD Streaming 320; Normal...
Rahul Choudhari
What is weeding? Why is it required?
The unwanted plants that grow in-between crops are called weeds. The process of removal of such unwanted plants is called weeding. It has to be done 2-3 times in a week, and usually practised during the...
Muskan
What is absorption?
Absorption is defined as the process when one thing becomes part of another thing, or the process of something soaking, either literally or figuratively. An example of absorption is soaking up spilled milk with a paper towel.
J.k.kavyadharshini
What is momentum?
The quantity of motion of a moving body, measured as a product of its mass and velocity.
Ravi Ranjan
What are the two ways in which the government has tried to implement the equality that guaranteed in the constitution?
(i) Through laws (ii) Through government programmes or schemes to help unprivileged groups.
Renu

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

The importance of memory
Learning is a continuous process. What we learnt yesterday helps in understanding what we learn today. It is memory that helps one retain yesterday's learning. Therefore it is important that one uses...

Vibrant Verbal Academy

0 0
0
Ch 1- Mutliplication short tricks by Ashish Vastri..
1. HOW TO MUTLIPLY 2 digit number by 11? Example 1. 35 * 11 = 385 Step 1. Add both digits of the two digit number. 3+5 = 8. Step 2. Place the result in between both the digits. 3_8_5...

Ashish Vastri

0 0
0
Security Threat Solution over Single Cloud To Multi-Cloud Using DepSky Model .
Abstract: Cloud computing delivers IT resources as a Service over Internet. The advantage of cloud computing is everlasting but it brings more issues including security. Ensuring the security of cloud...

Jyoti K.

0 0
0
Real, Virtual and Erect Image
Real Image: Those images, which can be transferred or formed on a screen, are called as real images. These images are formed by the actual intersection of reflected or refracted light rays. Virtual Image:...

Debraj Paul

0 0
0
OAA
I suggest a writing tip called OAA which means Observe Analyse and Apply. one will find it easy to answer any question if you follow this trip

Roja Reddy B.

0 0
0

Recommended Articles

How To Choose The Right School For Children?

Quality education does not only help children to get a successful career and life, but it also hugely contributes to society. The formal education of every child starts from school. Although there are numerous schools, parents find it challenging to choose the right one that would fit their child. It is difficult for them...

Read full article >

Science, Arts Or Commerce - Which One To Go For?

Once over with the tenth board exams, a heavy percentage of students remain confused between the three academic streams they have to choose from - science, arts or commerce. Some are confident enough to take a call on this much in advance. But there is no worry if as a student you take time to make choice between - science,...

Read full article >

6 Healthy Habits of School Children

While schools provide formal education to the children, the home is where they start learning about things informally. Parents think that schools will take the initiative to educate their children. Well, this is partially true, as parents also play an essential role in bringing up their child. For the development of particular...

Read full article >

The Rising Problems in Indian Government School

With the mushrooming of international and private schools, it may seem that the education system of India is healthy. In reality, only 29% of children are sent to the private schools, while the remaining head for government or state funded education. So, to check the reality of Indian education system it is better to look...

Read full article >

Find Class 8 Tuition near you
Class 8 Tuition in Delhi
Class 8 Tuition in Bangalore
Class 8 Tuition in Kolkata
Class 8 Tuition in Hyderabad
Class 8 Tuition in Mumbai
Class 8 Tuition in Chennai
Class 8 Tuition in Pune
Class 8 Tuition in Noida
Class 8 Tuition in Ghaziabad
Class 8 Tuition in Gurgaon
Online Tuition Class 8

Looking for Class 8 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for Class 8 Tuition Classes?

The best tutors for Class 8 Tuition Classes are on UrbanPro

  • Select the best Tutor
  • Book & Attend a Free Demo
  • Pay and start Learning

Take Class 8 Tuition with the Best Tutors

The best Tutors for Class 8 Tuition Classes are on UrbanPro

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All
Decline All

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more

ThinkVidya Learning Pvt Ltd © 2010-2025 All Rights Reserved