The Temperature at Which a Solid Melts Is the Melting

question 70

Multiple Choice

The temperature at which a solid melts is the melting point of the solid.The melting point is an indication of the intermolecular forces that hold the solid together.Water melts at 0°C.Table sugar (sucrose) melts at 285°C.Gallium,Ga,melts at 30°C.Which one of the following ranks the intermolecular forces in these solids from the strongest to the weakest?

• A)Ga > water > sucrose
• B)sucrose > Ga > water
• C)water > sucrose > Ga
• D)Ga > sucrose > water

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