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if u mean the atomic number of a chemical element it is the number of electrons and protons it has the other number is the number of neutrons e.g ununoctium number 118 is the atomic number the other number i think is 7
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∙ 12y ago
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∙ 15y agoAtomic number is the amount of protons an atom contains. When the atomic number of an atom changes, it is no longer the same element.
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∙ 15y agoAn atom's atomic number is the number of protons in its nucleus.
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∙ 8y agoThe atomic number of an element is the number of protons in its nucleus.
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∙ 8y agoThis is the number of the location of a chemical element in the Periodic Table of Mendeleev; the atomic number is equal to the number of protons and electrons (in the neutral atom).
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How many protons does atomic number of 15?
The atomic number is the number of protons, so 15.
What is the atomic number of an atom contains 40 protons 40 electrons and 51 neutrons?
The atomic number is the number of protons in the nucleus which, for a neutral atom, would be 32.
What is a unique substance composed of atoms have the same atomic number?
I believe that is the definition of an element. true
What is the operational definition for hydrogen?
A colorless,oderless and highly flammable gas, the chemical element of atomic number one
What is the number of protons in the neucleus called?
the answer is that it is called a atomic number.
What is the atomic number for fluorine17?
The atomic number for any isotope of fluorine is always 9; that is the "definition" of fluorine.
What is the atomic definition?
Atomicity is having atoms. Also the number of atoms in a molecule.
What is the definition of isotope number?
The number of neutrons minus the number of protons in an atomic nucleus.
How many protons does an atom with an atomic number of 34 and a mass number of 79 have?
The number of protons in an atom of any atomic number is the same as the atomic number, because that is the definition of atomic number. Therefore, in the given question, the answer is 34; the mass number is not needed to answer.
Term for an atom that has the same atomic number as another atom but differs in atomic weight?
This is the definition of an "isotope".
How many protons does atomic number of 15?
The atomic number is the number of protons, so 15.
How is the atomic number of an element related to the protons in an element?
Identically the same, by definition.
What is the definition for atomic number?
It is the number equal to the number of protons in the nucleus of an atom.the number of electron or proton present in anyatom is called "atomic number/Charge number" of that atom it is denoted by Z.For Example.atomic number of Na is 11. Atomic number of Ca is20by:Kapil Kumar.V.Anandani......
What is the number of protons for an element is the same as the number of the subatomic number?
By definition, the number of protons in the atoms of an element is the atomic number of the element.
How do you know which element have the greatest number of protons in their nucleus?
The elements with the highest atomic numbers have the greatest numbers of protons in their nucleus, because that is the definition of atomic number.
Why would an elements atomic number change after transmutation?
Transmutation by definition means the conversion of one element into another, and so it follows that its atomic number must also change. Every element has a unique atomic number.
What is the atomic number of an atom contains 40 protons 40 electrons and 51 neutrons?
The atomic number is the number of protons in the nucleus which, for a neutral atom, would be 32.
