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What is the difference between an ionic and a covalent bond?
A chemical bond joins two atoms together. In covalent bonding, atoms are joined by sharing electrons. For example, water (H 2 O) is created through two OH bonds in each of which, Oxygen and Hydrogen give an ...
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Claudia S.
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Chemistry tutor
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Explain why ionic compounds such as potassium sulfide have high boiling points and conduct electricity when dissolved in water?
Such compounds have high boiling points because bonds between the atoms are strong. The boiling point largely depends on electronegativity difference between the atoms - as this difference is greater, so is ...
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IVOR M.
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Chemistry tutor
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Explain how the differences in structure between Diamond and Graphite give rise to their different properties
Carbon has 4 electrons in its outer shell, so to fill its outer shell (which can hold up to 8 electrons) and be stable, it wants another 4 electrons. It can do this by sharing its 4 electrons in 4 strong cov...
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Goutham S.
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Chemistry tutor
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What is the difference between ionic and covalent bonding?
With ionic bonding, two ions of the opposite charge are attracted to each other to form the bond. With ionic bonding, it is the strong electrostatic force of attraction between ions. While, covalent bonding ...
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Shravya V.
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Chemistry tutor
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Explain how dyes are separated by paper chromatography.
For the technique of chromatography, there are two 'phases', the stationary phase and the mobile phase. In paper chromatography, the stationary phase is the paper and the mobile phase is the water. The paper...
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Amy R.
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Chemistry tutor
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