Question

the gases H2, O2, and N2 are considered to be:
a) elements.
b) compounds.
c) atoms.
d) mixtures.
e) none of these

Answer 1

b

Answer 2

they're diatomic compounds

Answer 3

i thought they were called diatomic elements

Answer 4

they are diatomic molecules... but now that you said that go with a!

Answer 5

a diatomic compound woud be CO2

Answer 6

oh ok thanks