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Chemistry
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Chemistry
CO2 is gas while SiO2 is solid at room temperature?
A
carbon is non-metal while silicon is semi-metal
Option A
CO2 is an independent molecule while SiO2 has network covalent structure
Correct answer
C
CO2 forms multiple bond while silicon does not form multiple bonds
Option C
D
Silicon has all sigma bonds
Option D
Correct answer: B
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