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Atomic weight of an element is the number of protons plus neutrons in the nucleus, atomic number is the number of protons only.

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15y ago

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What are the number of protons neutrons and electrons in an element?

Number of protons = Number of electrons = Atomic number Number of neutrons = Atomic number - Number of protons


What element has 8 neutrons 8 protons?

The element that has 8 protons and 8 neutrons is oxygen.


An element's atomic mass number is?

It is about neutrons and protons. The total of neutrons and protons.


How many protons and neutrons does an atom have?

The atomic number of a chemical element is equal to the number of electrons or protons. The number of neutrons = Atomic weight of an isotope (rounded) - atomic number of the element (or the number of protons) R


How do you find the number of protons and neutrons in an element?

The number of protons in an element is equal to its atomic number, which is found on the periodic table. To find the number of neutrons, subtract the atomic number from the atomic mass of the element.


How do you determine the number of protons electrons and neutrons present in an element by identifying its atomic and mass numbers from the periodic table?

Atomic number means number of protons present in an atom. Atomic number= number of protons. mass number = number of neutrons+ number of protons. So if you subtract the number of protons you get neutrons and if you subtract neutrons you get protons. mass number - protons= neutrons Mass number - neutrons = protons.


How can you calculate the number of neutrons N in an atom?

equal to number of protons


Is the atomic number of an atom equal to the number of protons or neutrons or electrons in the nucleus?

The atomic number of an atom is equal to the number of protons in the nucleus. It determines the element's identity and position on the periodic table. Electrons and neutrons can vary in number to form different isotopes of the element.


What is the number of neutrons for a specific element equal to?

The average number of neutrons that a specific element has is equivilent to the element's atomic mass minus the that elements atomic number. For example Helium has 2 neutrons because its atomic mass (4) minus the atomic number (2) is 2.


How many protons and neutrons in meitnerium?

Number of neutrons = Atomic mass of an isotope - Atomic number of the element The atomic number of meitnerium is 109. Each isotope of an element has a different number of neutrons. Meitnerium has 109 protons.


What is the sum of protons and neutrons known as an element?

Sum of protons and neutrons is the Mass number of the element. The number of protons is equal to the number of electrons. Neutrons and protons are sub atomic particles.


How do you calculate the number of neutrons an atom of a specific element has?

You can calculate the number of neutrons an atom has by subtracting the atomic number (number of protons) from the atomic mass (rounded to the nearest whole number). Neutrons are the difference between these two values.