classify the below solids as amorphous or crystalline. emerald glass mgcl₂ rubber done

classify the below solids as amorphous or crystalline. emerald glass mgcl₂ rubber done
Answer
Brief Explanations:
Emerald is a mineral with a well - ordered atomic structure, so it is crystalline. Glass has a non - ordered atomic structure and is amorphous. Magnesium chloride ($MgCl_2$) has an ordered lattice structure and is crystalline. Rubber has a disordered molecular structure and is amorphous.
Answer:
emerald: crystalline glass: amorphous $MgCl_2$: crystalline rubber: amorphous