Answer the question below in your home work jotter.
a) Draw a diagram that shows the arrangement of the particles in the sodium chloride lattice. Pay particular attention to the relative sizes of the particles and label the diagram indicating clearly the names of the particles present.
b) Does a compound with this type of lattice usually have
i. High or low melting temperature?
ii. High or low solubility in water?
iii. High or low electrical conductivity when molten?
c) Briefly explain each of the answers you have given in part b)
Copy and complete underloming added words.
i. The melting temperature of sodium chloride is ________ because_____
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ii. The solubility of sodium chloride in water is _______ because ________
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ii. The electrical conductivity of molten sodium chloride is ________ because
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d) Explain clearly why solid sodium chloride is a poor conductor of electricity.
e) State two ways in which a metal differs from sodium chloride in the way it
conducts electricity.
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