Magnesium and silicon are solids at room temperature, yet silicon has a higher melting point than magnesium

      

Magnesium and silicon are solids at room temperature, yet silicon has a higher melting point than magnesium.

  

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samuel
Magnesium has a giant metallic structure in which the positive nucleus are immersed in a sea / cloud of electrons While silicon has a giant atomic stmcture in which the atoms are joined by strong covalent bonds hence silicon is harder than Magnesium metal hence the high melting point.
lemass answered the question on January 21, 2019 at 08:19


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