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Incomplete combustion happens when insufficient O2 is available.

Complete combustion:

CH4 + 2O2 --> CO2 + 2H2O

Complete combustion results in the formation of just carbon dioxide and water, neither of which is toxic.

Incomplete combustion:

CH4 + O2 --> C + H2O or

2CH4 + 3O2 --> 2CO + 4H2O or any other reaction forming C, CO and maybe some CO2 or any combination of them.

Incomplete combustion results in the formation of CO (carbon monoxide) which is highly toxic &/or C (plain old carbon, otherwise known as soot), which is very dirty.

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Q: What is the incomplete combustion of CH4?
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What is the incomplete symbol equation for combustion of methane ch4?

Incomplete combustion of Methane is....2CH4 + 2O2 --> CO + C + 4H2O


Why does excess supply of oxygen lead to complete combustion?

Complete combustion of a hydrocarbon yields carbon dioxide & water; incomplete combustion yields carbon monoxide & water. By having excess oxygen you have enough oxygen to ensure complete combustion. For example the combustion of methane (CH4):complete combustion: CH4 + 2O2 --> CO2 + 2H2Oincomplete combustion: CH4 + 1.5O2 --> CO + 2H2OAs you can see you need a 1/2 mole less of oxygen for the incomplete combustion of methane. So as long as you have twice the amount (in terms of moles) of oxygen as methane you will ensure complete combustion. So anything in excess of that will also ensure complete combustion.


How could methane burn to produce carbon monoxide?

methane could burn in an area with a low concentration of oxygen, this incomplete combustion would have the following "balanced" (or stoichiometric) equation; CH4 + 1 1/2 O2 -> CO + 2H2O the complete combustion (where excess oxygen is present) would be; CH4 + 2O2 -> CO2 + 2H2O The key differnce between the two is that complete combustion produces water and carbon dioxide, incomplete combustion produces carbon monoxide and water.


What is a example of incomplete combustion?

CH4(g) + O2(g) = C(s)+ 2H2O(l)OR2CH4(g) + 3O2(g) = 2CO(g) + 4H2O(l)


What are dangers of incomplete combustion?

The Main danger of incomplete combustion is the production of carbon monoxide.


What is an example of incomplete combustion of sucrose?

For example the preparation of caramel can be considered an incomplete combustion.


Where do carbon atoms come from in a Bunsen burner?

Carbon particles are created by incomplete combustion of the methane gas. The balance chemical formula for the combustion taking place is as follows: CH4(g) + 2O2(g) ---> 2H2O (g) + CO2(g)


What does incomplete combustion do to the engine of a car?

Incomplete combustion in an engine indicates that all of the fuel has not been burnt. Incomplete combustion can cause clogging and damage to the valves in the engine of a car.


What gas is produced during the incomplete combustion?

the poisoness gas produced by incomplete combustion is carbon monoxide:)


What are the precautions to be taken during incomplete combustion?

A regular supply of oxygen or air can avoid the incomplete combustion.


Why is incomplete combustion messy?

A complete combustion reaction will produce CO2 and H2O, while an incomplete combustion reaction produces CO and H2O.


What is the symbol equation for incomplete combustion of methane?

Incomplete combustion of Methane is....2CH4 + 2O2 --> CO + C + 4H2O