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An atom's atomic number tells which element it is. The atomic number of an element is equal to its number of protons. The number of neutrons may vary within an element, giving rise to the concept of isotopes.

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How do you find the atomic number of an element?

Look it up in "periodic table of elements" You can find the number of a particular element by looking at the Periodic Table; you can also do this by counting the number of protons in the nucleus.


What determines where an element is on the periodic table today?

atomic number e.g. number of protons


How does atomic structure link to the periodic table?

The number of protons in the nucleus is equal to an elements atomic number, which determines that element's position in the periodic table.


What does the atomic munber mean on the periodic table?

The atomic number on the periodic table represents the number of protons in an atom's nucleus. It determines the element's identity and its position on the periodic table. Each element has a unique atomic number.


What form the atomic number of an element represent?

The atomic number of an element represents the number of protons in the nucleus of an atom of that element. It is a unique identifier for each element on the periodic table. The atomic number determines the chemical properties of an element and its position in the periodic table.


What do the numbers on mendeleev's periodic table represent?

The numbers on Mendeleev's periodic table represent the atomic number of each element, which is the number of protons in the nucleus of an atom. This number determines the element's identity and its placement in the periodic table.


Does the number of electrons an atom has defines what kind of element it is?

Yes, the number of electrons in an atom determines its chemical properties and where it is located on the periodic table. Each element has a unique number of electrons, which determines its position in the periodic table and its interaction with other elements.


What element has 12 protrons?

Element with 12 protrons is magnesium, as the number of protons determines the element's identity on the periodic table.


What is the top number in the saquare in the periodic table indicate?

The top number in a square in the periodic table indicates the atomic number of an element. The atomic number represents the number of protons in the nucleus of an atom, which determines the element's identity.


Which part of an element determines its atomic number?

The number of protons in an element's nucleus determines its atomic number. Each element has a unique number of protons, which also corresponds to its position on the periodic table.


Which part of an atom determines its position as a element on the periodic table?

The number of protons in an atom's nucleus determines its position as an element on the periodic table. This number is known as the element's atomic number. Each element has a unique atomic number, which corresponds to its unique position on the periodic table.


When an atom becomes an ion does it affect its posistion in the periodic table?

No, absolutely not. The ion still has the same number of protons, which determines the element's position on the periodic table. The periodic table always stays the same.