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Z, or the atomic number, represents the number of protons in a element as opposed to A, which is the mass number, the number of protons and neutrons.

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Form a atomic number of 15 atoms?

Atomic number is the number of protons in an atom, not the number of atoms. The element with the atomic number 15 is phosphorus.


What is an atomic no?

An atomic number is the number of protons in an atom's nucleus, which determines the element that the atom belongs to. It is represented by the letter Z in the periodic table. Each element has a unique atomic number.


Does the atomic number of aluminum equal to the total number of atoms in aluminum?

No, the atomic number refers to the number of protons in an atom. There are 13 protons in an aluminum atom, hence the atomic number is 13.


Which particles refers to the atomic number for an element?

Either the number of protons or the number of electrons in a neutral atom is equivalent to its atomic number.


What does the atomic number of an element refer to?

The atomic number of an element refers to the number of protons.


What are an antonym atomic number?

The antonym of atomic number would be molecular mass. Atomic number refers to the number of protons in an atom's nucleus, while molecular mass refers to the mass of a molecule, which is the sum of the atomic masses of its atoms.


The atomic number of a compound indicates the?

The atomic number refers to the number of proton in a particular atom. As a matter of fact, number of proton = number of electrons in an atom. The number of electron changes as the atom forms ion.


What is the atomic number of an atomic indicate?

Atomic number of an atom shows the number of protons in the nucleus of the atom. OR Atomic number of an atom is the number of electrons in the atom when the atom neutrally charged


Each element in the periodic table is assigned an atomic number. This number is the same as?

The Atomic number refers to how many Protons are in the Atom


What is atomic number for amonia?

Ammoina is a molecule composed of one nitrogen atom and three hydrogen atoms. Atomic number refers to the number of protons in an atom's nucleus, so the atomic number for amnonia would be based on the nitrogen atom, which has an atomic number of 7.


What is the difference between atomic mass and atomic number?

Atomic mass refers to the total mass of an atom, including the mass of protons, neutrons, and electrons. Atomic number, on the other hand, represents the number of protons in the nucleus of an atom, which determines its chemical properties and place on the periodic table.


What identifies the number of protons in the nucleus of an atom?

The atomic number refers to the number of protons in an element.