Heluim is a gas, used for filling up balloons and is also found in space
protrons=2 electrons=2 neutrons=2
Helium has 8 valence electrons. It is a noble gas. none = 0
There is no oxidation number, nor are there common oxidation states for helium, so 0.
Helium IS an atom. It has 2 electrons and 2 protons making it a noble gas.
Helium-3 has 1 neutron and 2 electrons. Helium-4 has 2 neutrons and 2 electrons.
Helium has 2 electrons.
Helium is a non metal element. There are 4 electrons in a single atom.
2 electrons as the atomic number of helium is 2
Helium has 2 valence electrons.
Helium atom has 2 electrons.
Protons: 2 neutrons: 2 electrons: 2 Helium-3: 2 protons, 1 neutron, 2 electrons Helium-4: 2 protons, 2 neutrons, 2 electrons
2 electrons. He-4 and He-3 are the two most occuring isotopes.
2 valence electrons for helium (helium has only 1 shell)
2 electrons
2
helium has 2 electrons as its atomic number is 2