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hitorilons and magnydons I think you are taking about isotopes.

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Q: What is the Different versions of an atom that have the same number of protons but a different number atomic masses are called?
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Why atomic number of different elements are different?

Because different elements have different numbers of protons, which determines the atomic number.


Do some atoms have more or fewer protons than will other atoms of the same element?

No. The atomic number of an element is determined by its number of protons. If two atoms have different numbers of protons, they have different atomic numbers and are different elements.


How do atoms with different atomic numbers differ from each other?

It is because that they have a different number of protons and neutrons and electrons.


Form of an element having different atomic and number of neutrons?

Isotopes have different numbers of electrons, but not different atomic numbers (numbers of protons) or they'd be different elements.


How are the atomic mass and the atomic number different?

the atomic mass is the number of protons and neutrons in an atom of an element and the atomic number is the number of protons of an atom of an element.


Atoms of different elements always contain different number of what?

well of protons, STOP CHEATING IN WIKIANSWERS AND DO YOUR WORK


How are the elements in a period different?

By their atomic weight..protons and electrons.


How do atoms woth different atomic numbers differ from each other?

The number of protons is different.


What are the chemical symbols for three different atomic anions that all have 9 protons?

Only fluorine has 9 protons in the atomic nucleus.


How are protons and neutrons different from and similar from each other?

Protons are positively charged Neutrons are negatively charged The number of protons is the atomic number Protons+Neutrons=Atomic weight


Atom of a particular element has a unique and characteristic number of these particles?

Each element has a unique number of protons. If another atom has the same number of protons as that element, it is the same element.


What makes one atom of an element different from another?

The atomic number or z number or the number of protons is what makes one atom different from another. The atomic number or z number or the number of protons is what makes one atom different from another.