carbon dioxide and nitrogen are 2.
Carbon dioxide. It makes up around 96.5% of Venus' atmosphere.
lava
The Moon has no atmosphere.
nirtrogen
Hydrogen and Helium
Hydrogen and helium make up the majority of Jupiter's atmosphere, with hydrogen being the most abundant element. These two elements make up more than 99% of the planet's atmosphere.
nitrogen and oxygen
Venus has a thick atmosphere composed mostly of carbon dioxide (CO2). This carbon dioxide is found throughout the atmosphere of the planet, with the highest concentration occurring in the lower atmosphere. It is estimated to make up about 96.5% of the atmosphere.
Nitrogen (78%) and Oxygen (21%) are the two main elements that make up approximately 99% of the Earth's atmosphere.
Two elements,Nitrogen and Carbon Dioxide.Almost 99%
99% of the atmosphere is nitrogen (78%) and oxygen (21%).
Nitrogen, Oxygen, Helium, Argon, traces of Krypton and traces of Xenon