Answer:
no.it is false.some are useful.like mixture of h2 and O 2 to form water.
Physical property of gas:
There are a lot, here are some examples:
=> Air
=> Oxygen
=> Carbon dioxide
=> Flourine
=> Phosphine
=> Argon
=> Carbon monoxide
This examples are all gases and each of these gases has its own physical property. The only thing that they makes them the same are that, they are gas with lesser molecules. Usually gas density is lesser compare to the solid or liquid and most gases has undefined melting point.
Answer:
They are both planets made out of gas!
They both share methane, hydrogen and helium gases!
Carbon has a tendency to form covalent bonds.
