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An organic compound burns with a sooty flame is it a saturated or unsaturated compound?
hydrocarbons, in general.
How do you make ignition test of organic compound?
The Ignition test is a test for aromaticity. One takes a sample of their unknown, places it in an open flame and observes what happens. The presence of an aromatic ring will usually lead to the production of a sooty yellow flame in the test.
Why is ethane and air mixture not used for welding?
When ethyne is burnt in air, it gives a sooty flame. This is due to incomplete combustion caused by limited supply of air. However, if ethyne is burnt with oxygen, it gives a clean flame with temperature 3000°C because of complete combustion. This oxy-acetylene flame is used for welding. It is not possible to attain such a high temperature without mixing oxygen. This is the reason why a mixture of ethyne and air is not used. Hope its fine with u !! all the best !!
Why do different substances catch fire at different temperature?
It basically depends upon the saturation of hydrocarbons.Alkanes generally burn in air with a blue flame because %age of carbon is low which gets oxidised completely by the oxygen as copare to unsaturated hydrocarbons,but production of flame depends upon availability of oxygen too, in secant concentration of oxygen sooty flame or no any flame will be observed and substance at that time will produce energy slowly with sooty flame or just smoke only.
Why does the yellow Bunsen flame produce a lot of carbon?
needs more air in the mix. open the vent at the base. <><><> A yellow/sooty flame indicates that not enough oxygen is being supplied to allow all of the gas to be burnt. Adding more air adds extra oxygen (from that extra air) which enables complete combustion (=burning) of the fuel (=gas) to take place. A clear blue non-sooty flame indicates that complete combustion is taking place.
What organic compound is flammable and will burn with a sooty flame?
hydrocarbons, in general.
Why does benzene burn with sooty flame?
For the same reason anything else burns with a sooty flame--not enough oxygen. What happens is, the outside of the flame gets all the air it wants, and the little oxygen that makes it through isn't enough to properly combust the fuel. If you mix air with the fuel before you burn it, as is done in a carburetor or a welding torch, you don't get a sooty flame.
What are elements when hydrocarbon burns?
When a hydrocarbon is burnt in the presenceof oxygen it gives heat, light, and carbon dioxide gas producing a sooty or non-sooty flame
Why aromatic compounds burns with sootyflame?
Aromatic compounds have a lower hydrogen percentage than aliphatic compounds which means they have a high carbon content producing a smoky sooty flame when burning
What is sooty and non sooty flame and why it is occurred?
sooty flame refers to the flame produces after burning, which shows incomplete combustion, i.e, insufficient supply of oxygen.
An organic compound burns with a sooty flame is it a saturated or unsaturated compound?
hydrocarbons, in general.
Is sooty flame a luminous or non luminous?
luminous
Is a sooty flame contains gases and tiny solid particles?
yes
How do you make ignition test of organic compound?
The Ignition test is a test for aromaticity. One takes a sample of their unknown, places it in an open flame and observes what happens. The presence of an aromatic ring will usually lead to the production of a sooty yellow flame in the test.
What is a simple test to distinguish between an aliphatic compound and an aromatic compound?
Huckels rule. 4n + 2 whereby n is any integer for example 1,2,3 etc. Aromatic compounds will obey huckels rule:- (4 x (1)) + 2 = 6 (4 x (2)) + 2 = 10 (4 x (3)) + 2 = 14 Taking benzene as an example...is it aromatic? Is a six membered ring with 3 double bonds, so 6pi electrons thus obeys huckels rule and is aromatic. Negative charges also count as 2pi electrons and positive charges on a molecule are ignored entirely.
What are used to identify substances?
odour,melting/boling point,solubility in water,sooty or non- sooty flame on combusion,sodium fusion test,colour on adding KMnO4..
On a Bunsen burner which flame produces a sooty carbon black deposit on whatever it heats?
I Believe It Is The Roaring But I Am Not Sure. When We Put A Test Tube Into The Roaring Flame, I Think It Turns That Part Black. It May Be The Medium Flame.
