Answer:
Carbon dioxide is a simple molecular gas. It consists of a carbon atom covalently bonded to two oxygen atoms. However, it has low boiling point because each individual molecule is joined together by weak intermolecular forces. These intermolecular forces are easily broken.
Water droplets I think
I’m sorry if I’m wrong but I’m pretty sure that’s the answer:)
combustion reaction are always exothermic in nature...so heat liberated is one of way to identify it
(D) F because it has the highest electronegativity