no
Venus
The planet Venus has a highly toxic atmosphere and cannot support life, so it has no plants.
Jupiter's atmosphere is mostly hydrogen and helium. While not toxic it certainly is not breathable.
Obviously not all gases are toxic, but in general, toxic gases tend to be so dangerous because they are gases. It is difficult to contain them once released into the air, and they mix easily with the air, so that even small amounts of a toxic substance are incorporated quickly.
error
Venus' atmosphere consists mostly of carbon dioxide, with clouds containing of sulfuric acid. There are also compounds of chlorine and fluoride.
no
yes
yes
Venus
atmosphere
The planet Venus has a highly toxic atmosphere and cannot support life, so it has no plants.
No! Stromatolites converted the toxic atmosphere into a breathable one.
Jupiter's atmosphere is mostly hydrogen and helium. While not toxic it certainly is not breathable.
it is a phosphoric toxic atmosphere over a million degrees you would be incinerated before you reach the atmosphere
in pure quantities, yes. in general atmosphere, no.