Because it has 29 protons in its nucleus. The atomic number is the number of protons in an elements nucleus.
The atomc number of an element is the number of protons it contains. Therefore, the atomic number of copper is 29
The atomic number is equal to the number of protons in any element. Copper has 29 protons.
The number of protons is 29.
29 Protons
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The atomic number of an element is equal to the number of protons in the nucleus of that element.
The atomic number of an atom is determined by the number of protons it has.
the number of protons in an atom and the number of electrons in an atom
The nucleus of an atom consists of protons and neutrons. The number of protons in a particular nucleus is its "atomic number". The total number of protons and neutrons in a particular nucleus is its "mass number".
Electrons or atomic number. The atomic number is the number of protons as well as the principle quantum number.
A copper atom has 29 protons in its nucleus. The number of protons of an atom is equal to the atomic number of the element in the periodic table.Copper's atomic number is 29, so a copper atom contains 29 protons.Atomic number = number of protons.It contains 29 electrons,29 protons and 34 neutrons.As copper is element number 29, it has 29 protons. The proton number is the same as the element number shown in the periodic table.
Thee same as the atomic number of copper: 29.
Yes, an atom of copper contains electrons. copper is a neutral atom, thus the number of protons will equal the number of electrons. coppers atomic number is 29, thus there are 29 electrons and 29 protons in a copper atom.
It is equal to the no. of electrons in the atom. It is called the atomic number.
The atomic number of an element is equal to the number of protons in the nucleus of that element.
The atomic number of an atom is equivalent to the number of protons in its nucleus.
The number of protons in an atom is its atomic number.
The atomic number of an atom is determined by the number of protons it has.
The atomic number IS the number of protons in the atom's nucleus.
The atomic number is the number of protons in an atom's nucleus.
The amount of protons in an atom is its atomic number
Directly. An atom's atomic number IS the number of protons in the nucleus.