Question

Carbon dioxide is a gas awhile silicon dioxide is solid .explain

Answer 1

Co2 is a gas at a room temperature while silicon can exists in a gas at different temperature .

Answer 2

co2 consist of individual molecules with one central carbon atom double bonded to two o2 atoms.si doesnot form double bonds with o2.co2 is gas but  sio2 is solid because the sio2 is in giant molecules but the co2 is simple molecules structure. Because of this reason co2 is gas but sio2 is solid