Hydrocarbons National 4 Chemistry Revision BBC . Weblower viscosity (they flow more easily) higher flammability (they ignite more easily) This means that in general hydrocarbons with small molecules make better fuels than hydrocarbons with large.
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WebSomewhat larger hydrocarbons, while still liquid, are more viscous and have higher boiling points, and are used as kerosene and motor oil. Mineral oil (‘baby oil’) is also composed of alkanes in this group; petroleum jelly.
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WebSmaller hydrocarbons, such as petrol, are more useful as fuels. than larger hydrocarbons. Since cracking converts larger hydrocarbons into smaller.
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Web Small hydrocarbons, such as methane and ethane, are gases at room temperature, while larger hydrocarbons, such as hexane and octane, are liquids. Even.
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WebCracking allows large hydrocarbon molecules to be broken down into smaller, more useful hydrocarbon molecules. Fractions containing large hydrocarbon molecules are heated to.
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Web4 rows Are smaller hydrocarbons more viscous? A shorter hydrocarbon is less viscous, more.
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Web: 620 Hydrocarbons are examples of group 14 hydrides. Hydrocarbons are generally colourless and hydrophobic; their odor is usually faint, and may be similar to that of.
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Web Are larger hydrocarbons more useful than smaller hydrocarbons? Smaller hydrocarbons, such as petrol, are more useful as fuels than larger hydrocarbons. Since.
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Web Viscosity is governed by the strength of intermolecular forces and especially by the shapes of the molecules of a liquid. Liquids whose molecules are polar or can.
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WebAs hydrocarbons get bigger, their boiling points decrease and they become less volatile and less flammable. At the same time, they become more viscous. So, cracking tends.
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Web This chapter deals with general viscosity behavior of hydrocarbon liquids, with respect to temperature, pressure and composition. It considers the change of.
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WebLonger hydrocarbons: Have higher boiling points (condense towards the bottom of the column) Are less volatile (do not evaporate easily) Are less flammable (do not ignite easily) Are more viscous (do not flow easily.
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Web shorter hydrocarbon chains are easier to ignite, less viscous, a lower boiling point and more volatile. this makes them more useful, so longer chains are often cracked.
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WebIncreased intermolecular attractive forces, as well as an increase in the extent to which nearby molecules become entangled when they have an extended shape, cause.
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WebSome of the hydrocarbons in gasoline are small and contain just four carbon atoms, while others are much larger and have up to twelve carbons. Some hydrocarbons form straight lines, while others have a branched.
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Web Hydrocarbons are the principal constituents of petroleum and natural gas and serve as fuels, lubricants, and raw materials for various products. Learn about the types, structures, and uses of hydrocarbons.
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WebAnswer (1 of 5): Your question requires further analysis. Natural gas (CH4) is a very useful fuel. It has become the fuel of choice for power plants. It is used extensively for home.
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