Silica `(SiO_(2))` can be crystalline as well as amorphes with following properties (I) it has hight and sharp melting point (II) Crystalline (III) The `SiO_(4)^(2)` letrahedral are randomly joined to give polymeric chains or three - demensional sheets Which of the properties is/are matced with amophous solids?A. IB. IIIC. I,IIID. II

Silica `(SiO_(2))` can be crystalline as well as amorphes with followi

1.	Silica `(SiO_(2))` can be crystalline as well as amorphes with following properties (I) it has hight and sharp melting point (II) Crystalline (III) The `SiO_(4)^(2)` letrahedral are randomly joined to give polymeric chains or three - demensional sheets Which of the properties is/are matced with amophous solids?A. IB. IIIC. I,IIID. II
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