An atom with 2 protons and 4 neutrons is called?

Its nucleus

Explanation:

also contains two neutrons. Since 2 + 2 = 4, we know that the mass number of the helium atom is 4. Finally, the helium atom also contains two electrons since the number of electrons must equal the number of protons.

Its nucleus also contains two neutrons. Since 2 + 2 = 4, we know that the mass number of the helium atom is 4. Finally, the helium atom also contains two electrons since the number of electrons must equal the number of protons.

Explanation:

an honest friend. a friend who cares about me, and wont use me. a friend that i can trust. not someone who is fake

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