The element copper has 29 protons What is the atomic number

Subject : Chemistry

Question: The element copper has 29 protons. What is the atomic number of copper?

Expert Verified Solution:

The atomic number of an element is defined as the number of protons in the nucleus of its atoms. Since the element copper has 29 protons, this number directly corresponds to its atomic number. Therefore, the atomic number of copper is 29.

This atomic number not only identifies the element but also determines its position on the periodic table and its chemical properties. For example, copper, with its atomic number of 29, belongs to the transition metals group and exhibits properties such as high electrical conductivity and malleability.

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