SiO_(2) is solid while CO_(2) is a gas at ordinary temperature. Explai

1.	SiO_(2) is solid while CO_(2) is a gas at ordinary temperature. Explain.
Answer» `SiO_(2)`contains weak vander Waal ATTRACTION while `CO_(2)`contains strong covalent bonds SOLID `SiO_2` has a three dimensional net WORK STRUCTURE whereas `CO_(2)`contains discrete molecules. Both contain strong covalent bonds Both contain weak vander Waal attraction Answer :B

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