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Subtracting the atomic number from the mass number gives the number of neutrons.

The atomic number is the number of protons in the nucleus. The mass number is the total number of protons and neutrons in the nucleus and this is the number that is quoted against isotopes, for example fluorine-19 contains 19 protons and neutrons. Fluorine has an atomic number of 9 so it has 10 neutrons.

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What does the number of neutrons determine?

The number of neutrons in an atom determines the isotope of the element. Isotopes of an element have the same number of protons but differing numbers of neutrons. This affects the stability and nuclear properties of the atom.


How do you determine the isotope?

Isotopes are determined by the number of neutrons in an atom's nucleus. Each isotope of an element has the same number of protons in its nucleus but a different number of neutrons. Isotopes of an element have the same chemical properties but different atomic masses.


How can you dertermine the number of neutrons in a isotope?

Subtract the atomic number of the isotope from its atomic mass number to obtain the number of neutrons in an isotope.


How can the atomic atom be used to determine the number of neutrons?

The atomic weight of any given isotope of an element is the result of the protons and the neutrons. The number of protons is the same as the atomic number, so if you subtract the atomic number from the atomic weight, voila, there is the number of neutrons. Bear in mind that elements have more than one isotope, and each isotope has a different number of neutrons. So the atomic weight is the result of a mixture of isotopes that appear in nature.


How many neutrons in californium?

Number of neutrons = Atomic mass of an isotope - atomic number Atomic number of Cf is 98.


What is the neutron on zirconium?

Each isotope of an element has a different number of neutrons: Atomic mass of the isotope - Atomic number = Number of neutrons


How many neutrons is in californium?

153 neutrons in the most stable isotope Number of neutrons = Atomic mass of an isotope - atomic number. Atomic mass of the most stable isotope of Cf is 251. Atomic number of Cf is 98.


What is the number of neutrons in rutherfordium?

The number of neutrons is different for each isotope. Number of neutrons = Atomic mass of an isotope - 104


What is the number of neutrons in polonium?

Depending on the isotope. Number of neutrons = Atomic mass of the isotope - 84


How do you find the mass number if you have the atomic number of an isotope?

Mass number is the sum of protons and neutrons in the nucleus of the atoms of a particular isotope. The atomic number is the number of protons, so you would also need to know the number of neutrons. You could not determine the mass number from the atomic number alone.


How many neutrons dose hassium have?

Number of neutrons = Atomic mass of an isotope - Atomic number of the element The atomic number of hassium is 108; each isotope of an element has a different number of neutrons and a different atomic mass.


How does the atomic number relate to the number of protons in an atom?

Atomic Mass (of an isotope) - number of protons (of an isotope) = number of neutrons (of an isotope)