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Helium

2 protons

2 electrons

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15y ago

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What does an element atomic number tell about the elements?

It tells you (1) how many protons are in the element, and (2) what the element is since all atoms of an element will have the same number of protons.It's D. The number of protons in its atoms.It tells how many protons/electrons that element has.


What is the element for protons?

All elements contain protons.


What does the atomic number tells you about the element?

It tells you (1) how many protons are in the element, and (2) what the element is since all atoms of an element will have the same number of protons.It's D. The number of protons in its atoms.It tells how many protons/electrons that element has.


What element has protons?

all


What does an element's atomic number tell you about the element?

It describe the Number of Protons.


An element has 2 protons 2 electrons and 2 neutrons what is the element?

helium


Do protons of an element vary?

All atoms of the same element have the same number of protons. Atoms of different elements have different numbers of protons. The number of protons determines the element.


What element has 2 more protons than oxygen?

The element with 2 more protons than oxygen is sulfur. Oxygen has 8 protons, while sulfur has 16 protons.


The nuclei of all atoms of a given element always have the same number of what?

The nuclei of all atoms of a given element always have the same number of protons. This number is unique to each element and is known as the element's atomic number.


Which element has 2 protons?

Helium.


What structural element do all isotopes of an element have in common?

All isotopes of an element have the same number of protons in their nucleus. This is what defines them as being the same chemical element. The number of protons determines the element's atomic number.


What is included in the atomic information for an element?

All atoms have either neutrons protons and electrons or all 3 or 2