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Intermolecular forces increase as molecular size increases, thus the bigger the molecular size, the bigger the molecular mass, the stronger the intermolecular forces, the more energy required to break the bonds between the molecule, thus a higher melting/boling point.

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Size shape and melting point are?

Size, shape, and melting point are physical properties of matter. Size refers to the dimensions or magnitude of an object, shape concerns the form or configuration of an object, and melting point is the temperature at which a solid substance changes to a liquid state. These properties are useful for characterizing and identifying different substances.


How can one determine the boiling point of a molecule?

The boiling point of a molecule can be determined by looking at its molecular structure and the intermolecular forces present. Molecules with stronger intermolecular forces, such as hydrogen bonding, tend to have higher boiling points. Additionally, the size and shape of the molecule can also affect its boiling point. Experimentally, the boiling point can be measured by heating the substance and recording the temperature at which it changes from a liquid to a gas.


What would be the effect on the observed melting point if sample was too small?

Using too large of a sample when determining its melting point will flaw your results since, if the sample is too large it will be harder for the sample to melt in the melting point apparatus.


Factors affecting melting point?

Answerwhat factors affect the melting point?1) Any impurity in a sample will lower the melting point, even if the impurity melts at a higher temperature.2) An impurity will cause the sample to melt over a wider range.


How does the size of and number of atoms contained in a hydrocarbon affect its properties?

As the base number of carbon atoms in a simple hydrocarbon increases, the higher the potential energy contained in the compound. More complex hydrocarbons can also have shifting melting and boiling ranges.

Related Questions

What happens to the melting point of the alkali metals as the atom increase in size?

As we move down the group, the melting point decreases.


How does molecule size change of ozone layer affect the earth?

Molecule size changes of the ozone. When it is being depleted the most.


What is melting point of silver nanoparticle?

The temperature of the melting point is related to the size of the nanoparticle. For smaller particles, melting begins around 600 °C.


Size shape and melting point are?

Size, shape, and melting point are physical properties of matter. Size refers to the dimensions or magnitude of an object, shape concerns the form or configuration of an object, and melting point is the temperature at which a solid substance changes to a liquid state. These properties are useful for characterizing and identifying different substances.


Can you list four size independent properties?

Properties independent of size include temperature, melting point, hardness and density.


How does boiling and melting points vary as branching in a hydrocarbon chain increase?

As branching increases, the size of the molecule is more (when compared to its unbranched isomer). Hence there are more number of molecules per unit area / volume. Hence the melting point increases, as branching increases.


Identify the trend in melting point from lithium to caesium?

The trend in melting point from lithium to caesium is that it increases. Lithium has the lowest melting point of the alkali metals, while caesium has the highest melting point. This trend is due to the increasing strength of metallic bonding as atomic size increases down the group.


How can one determine the boiling point of a molecule?

The boiling point of a molecule can be determined by looking at its molecular structure and the intermolecular forces present. Molecules with stronger intermolecular forces, such as hydrogen bonding, tend to have higher boiling points. Additionally, the size and shape of the molecule can also affect its boiling point. Experimentally, the boiling point can be measured by heating the substance and recording the temperature at which it changes from a liquid to a gas.


Can Filtration can be used to separate mixtures based on their boiling point?

It is not possible; filtration as a separating method is based on the difference between boiling points.


What would be the effect on the observed melting point if sample was too small?

Using too large of a sample when determining its melting point will flaw your results since, if the sample is too large it will be harder for the sample to melt in the melting point apparatus.


Why does Cross-links between polymer chains increase the melting point?

Cross-links usually occur when a polymer molecule is at a larger size. A larger sized molecule is held together by stronger covalent bonds, and henceforth the force between the molecules is stronger. As the force between the molecules gets stronger, more energy is needed to separate them, meaning the melting point increases.


What are size dependent and size dependent properties of matter?

hey....the size independent properties are....density, melting point, solubility, ability to attract a magnet, state of matter, color, and boiling point.