Covalent substances are made up of molecules held together by covalent bonds, where atoms share electrons. These substances tend to have lower melting and boiling points compared to ionic compounds, and they are typically nonconductors of electricity in their solid state. Covalent substances can exist in various forms, including gases, liquids, and solids.
well ionic substances are solid at room temperature,they are generally soluble in water ,they have high melting and boiling points,while covalent substances are generally liquid and gases at room temperature,non-polar covalent substances are generally insoluble in water while polar covalent are generally soluble in water
Covalent bonding is found in all molecular substances. In covalent bonding, atoms share electrons to achieve a more stable electron configuration. This results in the formation of molecules.
Yes, there are substances that exist without covalent bonds, such as ionic compounds where ions are held together by electrostatic attraction. Metallic bonds are also a type of bond that does not involve sharing of electrons. Additionally, hydrogen bonds, while not true covalent bonds, are intermolecular forces that can exist between molecules.
Ionic substances typically dissolve faster in water compared to covalent substances. This is because ionic compounds dissociate into ions in water, which allows for easier interaction with water molecules and faster dissolution, while covalent compounds often require breaking strong covalent bonds between atoms to dissolve.
Giant covalent structures are substances in which atoms are bonded together by strong covalent bonds in a continuous network, forming a three-dimensional structure. Examples include diamond, graphite, and silicon dioxide (silica). These substances typically have high melting points and are insoluble in most solvents.
give the characteristand by covalent compounds
Diamond, graphite and sand are continuous covalent substances.
Covalent bonding is formed generally between nonmetals.
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well ionic substances are solid at room temperature,they are generally soluble in water ,they have high melting and boiling points,while covalent substances are generally liquid and gases at room temperature,non-polar covalent substances are generally insoluble in water while polar covalent are generally soluble in water
Covalent bonding is found in all molecular substances. In covalent bonding, atoms share electrons to achieve a more stable electron configuration. This results in the formation of molecules.
Yes, there are substances that exist without covalent bonds, such as ionic compounds where ions are held together by electrostatic attraction. Metallic bonds are also a type of bond that does not involve sharing of electrons. Additionally, hydrogen bonds, while not true covalent bonds, are intermolecular forces that can exist between molecules.
Ionic substances typically dissolve faster in water compared to covalent substances. This is because ionic compounds dissociate into ions in water, which allows for easier interaction with water molecules and faster dissolution, while covalent compounds often require breaking strong covalent bonds between atoms to dissolve.
The chemistry principal of "like dissolves like," explains that polar substances will dissolve in each other. Similarly, a covalent will dissolve another covalent.
Usually, however, the are a few covalent compounds, such as silicon dioxide (SiO2) that form covalent networks rather than molecules.
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