No.
No, radon is not combustible. Radon is a colorless, odorless, and tasteless radioactive gas that is naturally occurring and is typically found in soil and rock. It is a health hazard when inhaled over long periods of time.
Yes, it is combustible.
coke is combustible
There are no elements in Radon, Radon is an element in its own right.
No, plasma is not combustible. Plasma is not something that can be combustible without additional chemicals, as it is relatively cool.
Combustible: # Food # Fat
Radon is NOT reactive.
No. Radon is odorless.
Some houses are combustible, such as wooden structures. Even in brick buildings the contents may be combustible.
No, ammonia is not a combustible gas. It is a highly reactive gas that can contribute to combustion if in the presence of other combustible materials, but it is not considered combustible on its own.
Not flammable at room temperature, but combustible.
No, oil is combustible.