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The atomic number, or Z, is the number of protons in the nucleus of an atom of an element. This is what determines what element an atom is. A link can be found below.

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What electron has 51 protons and 72 electrons?

This electron would have 51 protons and 51 electrons. The number of electrons in an atom is equal to the number of protons, as atoms are electrically neutral.


How many protons and eletrons does carbon have?

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Indicates the number of protons and electrons for this Sulfide ion?

A sulfide ion has 16 protons and 18 electrons. The additional electron gives the ion a negative charge, making the number of electrons greater than the number of protons.


The atomic number of an element is the number of?

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If an atom losses an electron it will be positive and called a what?

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What no. ef proton and electron in an atom?

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The part of an element that never changes is the?

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What is equal to the number of protons and is different for each element?

electron


What happens to the atomic number of sodium when it loses one electron?

Atomic number is the number of protons in the nucleus of an atom. Therefore, sodium's atomic number is always 11, even if it loses 1 electron. However, when a sodium atom loses 1 electron, it will form an ion with a 1+ charge.


Which subatomic particle determines the behavior of an element?

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What is the number of protons in the neucleus called?

the answer is that it is called a atomic number.


What is the total number of protons and neutron's in an atom called?

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