# How Many Neutrons Are in Helium?

Helium, is usually a gas and has two protons, two neutrons, and two electrons. The protons and neutrons form the nucleus and the electrons form a cloud that surrounds the nucleus.
Ask.com Answer for: how many neutrons are in helium
In its most abundant isotope, helium has 2 neutrons.
To calculate the number of neutrons in an isotope of any element, use the formula Mass Number - Atomic Number = Number of Neutrons.
Q&A Related to "How Many Neutrons Are in Helium"
 The calculation of neutrons is the atomic mass weight of the chemical element subtracted by the number of protons. Helium has a total of 2 neutrons. http://answers.ask.com/Science/Chemistry/how_many_...
 How many neutrons,electrons, and protons are in Helium http://wiki.answers.com/Q/How_many_neutrons_are_in...
 The number of neutrons in Helium (He) is 2. Helium also has 2 protons and 2 http://www.chacha.com/question/what-is-the-number-...
 Helium-4 is so named because it has a total atomic mass of 4. Helium has 2 protons, so Helium-4 has (4-2) neutrons: 2 neutrons. http://answers.yahoo.com/question/index?qid=201007...
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