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Is petrol a element or compound?
Petrol is a compound, not an element. It is made up of a mixture of hydrocarbons, primarily containing carbon and hydrogen atoms.
What is the function of lead in petrol?
Lead is no longer added to petrol because it added to both air pollution and general health risks. It used to be added for help in maintaining the general "health" of an engine's valves as well as reducing engine knocking.
What is antiknock value of petrol?
The antiknock value of petrol, often measured by its octane rating, indicates the fuel's ability to resist engine knocking or pinging during combustion. Higher octane ratings signify better resistance to knocking, allowing for more efficient and powerful engine performance. Common octane ratings for petrol are 87 (regular), 89 (mid-grade), and 91-94 (premium), with higher-rated fuels typically used in high-performance engines. This characteristic is crucial for optimizing engine efficiency and longevity.
Is ethanol and octane the same thing?
they are quite different.. ethanol is an alcohol ..C2H5-OH while octane is a hydrocarbon... C8H18 . octane is an important part of petrol . similarity is that , ethanol also may be used as petrol (in combination) it is also known as Bio- fuel...
WHAT IS THE CHEMICAL COMPOUND OF PETROL?
Petrol contain a huge number of organic compounds.
What property of petrol affects engine knock?
'Knocking' in petrol engines is caused by petrols low flashpoint - its high combustibility. The octane rating is too low for the compression.
What is the main chemical compound present in petrol?
The main chemical compound present in petrol is hydrocarbons, specifically alkanes such as octane (C8H18). These hydrocarbons burn easily to provide energy for engines.
Why tetraethyl lead is used in petrol?
Tetraethyl lead was historically used in petrol as an octane booster to prevent engine knocking and improve performance. However, it is highly toxic and has harmful environmental effects, leading to its phase-out in many countries in favor of other additives like ethanol or MTBE.
What is the name of the compound that makes up the other gases in exhaust from petrol engines?
The majority is N2 since air is 78% of the other gasses in the exhaust from petrol engines. Hydrogen forms water H2O, which depending on the combustions of the engine.
What are the disadvantages of petrol engines?
petrol does not last forever
Is petrol a element or compound?
Petrol is a compound, not an element. It is made up of a mixture of hydrocarbons, primarily containing carbon and hydrogen atoms.
How petrol engines function?
WHAT ARE THE BASIC PARTS OF PETROL ENGINE? HOW DOES PETROL ENGINE WORKS?
What meaning petrol ron95?
RON 95 refers to the octane rating of petrol (gasoline) in many countries, indicating its resistance to knocking or pinging during combustion. A higher RON value, like 95, suggests better performance and efficiency for modern engines, especially in high-compression vehicles. This rating helps consumers choose the appropriate fuel for their vehicles to optimize performance and prevent engine damage.
What is the function of lead in petrol?
Lead is no longer added to petrol because it added to both air pollution and general health risks. It used to be added for help in maintaining the general "health" of an engine's valves as well as reducing engine knocking.
What is used to increase the anti-knocking property of petrol?
tetraethy lead
What is the symbol of glowplug on a petrol engine for?
it could be for the spark plug, petrol engines dont need glow plugs, diesel engines do
Was lead ever present in petrol?
Yes indeed! The lead compound added to petrol inhibited knocking in the engine under load. The lead also would deposit in tiny amounts on the engine valve shafts, making them tighter in their cylinders, hence reducing oil leakage and smoking. Due to health risks of engine exhausts, other ways were developed to inhibit knocking.
