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Why do ionic compounds have high melting points? - Science

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Questions

Why do ionic compounds have high melting points?

Give a reason for ionic compounds have a high melting point.

Answer in Brief

Solution 1

Ionic compounds have strong electrostatic forces of attraction between the ions. Therefore, it requires a lot of energy to overcome these forces. That is why ionic compounds have high melting points.

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Solution 2

Ionic compounds have alternatively arranged cations and anions to give closely packed structure and balanced forces. A lot of energy is needed to break strong ionic bonds, therefore, ionic compounds are high melting.

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Chapter 3: Metals and Non-metals - Exercise 2 [Page 168]

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Lakhmir Singh Chemistry (Science) [English] Class 10
Chapter 3 Metals and Non-metals
Exercise 2 | Q 25.2 | Page 168
NCERT Science [English] Class 10
Chapter 3 Metals and Non-metals
Intext Questions | Q 2 | Page 49
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