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Number protons equal to atomic number. So the element is Helium

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7y ago
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8y ago

It is helium gas. It contains 2 electrons and protons.

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Q: What is the symbol for 2 electrons and 2 protons?
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Related questions

What is a symbol of 50 protons and 46 electrons?

What is a symbol of 50 protons and 46 electrons?


What ionic symbol has 4 protons and 2 electrons?

4Be2+ or Be2+ cation.


Ion symbol for 16 protons and 18 electrons?

Look at the periodic table. You see that the element that has 16 protons is Sulfur. Electrons have a single negative charge, while protons have a single positive charge, so an ion with 2 more electrons than protons will have a charge of 2-. So, the symbol of the ion would be S2- .


How do you write the charge of an ion?

find the difference between the number of electrons and protons, and then find whether protons(+) or electrons(-) are more abundant. if the difference was 2, for example, and there were (2) more protons than electrons, the charge would be written as: chemical symbol 2+


What is the symbol of alpha radiation?

The alpha particle is a helium nucleus. Its symbol is 24He2+, meaning 2 protons, 2 neutrons, and no electrons.


What is the symbol of an ion with 50 protons 68 neutrons and 48 electrons?

108Sn+2


What is the chemical symbol for the ion with 33 protons and 36 electrons?

The symbol for this ion is As3-. The charge is 3- because there are three more electrons than protons.


What does the 2 in alpha particle represent?

The symbol for an alpha particle is 24He2+. The first 2 means that there are 2 protons. The second 2+ means that the net charge is +2, which means, since there are 2 protons, that there are no electrons. The result is that an alpha particle is a helium nucleus without its electrons, i.e. 2 protons and 2 neutrons, but no electrons.


What is the symbol for the ion with 22 protons and 24 electrons?

Ti2- would be the symbol for an ion with 22 protons and 24 electrons. This would be EXTREMELY unlikely to exist though. Ti2+ is more usual with 22 protons and 20 electrons. Ti4+ is even more stable with 22 protons and 18 electrons.


What the chemical symbol for the ion with 12 protons and 10 electrons?

Magnesium, with a +2 charge.


What is the symbol for an ion with 16 protons 16 neutrons and 18 electrons?

S for sulfur because the number of protons tells you the atomic number with is 16 and 16 is sulfur. The electrons means it is an ion with two more electrons than protons. The neutrons have no charge but add mass to the element.


What is the chemical symbol for ion with 31 protons 39 neutrons and 28 electrons?

Co 2+