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Q: Why do most solid covalent compounds have lower melting points than ionic compounds?
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Are melting points of covalent compounds high or low compared to ionic compounds?

Ionic compounds have strong electrostatic force of attraction and hence have higher melting points than covalent compounds.


How does the melting point of ionic compounds compared to that of covalent compounds?

Ionic compounds generally have higher melting and boiling points.


Who has higher melting points ionic compounds or covalent compounds?

Ionic compounds have higher melting points than covalent compounds. Common table salt, sodium chloride, is an ionic compound and has a melting point of 801 oC. Table sugar, sucrose, a covalent compound, has a melting point of about 186 oC.


Why do covalent compounds have lower melting points then ionic compounds?

Covalent compounds tend to be negatively charged than an ionic compound.


What usually has a lower melting points than the ionic solids?

Covalent compounds have a lower melting point.


Write down the differences between ionic compound from covalent compounds?

Ionic Compounds are formed by complete transfer of electrons while Covalent compounds are formed by sharing of electrons. Ionic compounds have higher melting points while covalent compounds have lower.


How are ionic and covalent compounds different in terms of melting and boiling point and electrical conductivity and hardness and brittleness?

Ionic compounds generally have higher melting and boiling points.


Which solid is more likely to have the lowest melting point an ionic solid or molecular solid?

Molecular Solids have a lower melting point


Which type of compound would have the lowest melting point?

Compounds bonded by covalent bonds do not necessarily have low melting points. Some have whereas some don't have.Some polymers and hydrocarbons have very high melting points. But it can be said that they don't have melting points as high as ionic compounds. It is so because ionic bonds are stronger than the covalent bonds.


what has higher melting points ionic or covalent compounds?

Ionic compounds have higher melting points because the bond olding the ionic crystal together is stronger than the intermolecular forces (van der Waals) holding covalent molecules together. Giant covalent molecules such as dialmond and silicon dioxide have very high melting points because the lattice is held together by stong covalent bonds


What information would the melting point give you in terms of the bonding of a compound?

Ionic compounds have melting points higher than covalent compounds.


What are two physical properties that differ between covalent and ionic bonds?

There are more than two. In general: Covalent compounds have low melting and boiling points while ionic compounds have high melting and boiling points. Ionic compounds are good conductors of electricity when melted, while covalent compounds are not. Ionic compounds are soluble in water, while covalent compounds are soluble in non-polar liquids. These are the essentials, but other differences exist. All of these are generalizations, exceptions do occur.