1.

A crystalline solidA. Changes abruptly from solid to liquid when heatedB. Has no definete melting pointC. Undergoes deformation of its geometry easityD. Has an irregular J- dimensional arrangements

Answer» Correct Answer - a
In crystalline solid there is perfact arrangement of the consitent particles only at ` 0 K` .As the temperature increases the chance that a lattics sine may be unocopiod by an lon increases .As the number of defocts increases with temperature solid changes to liquid


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