Answer:
27 electrons
Explanation:
A copper ion with a charge of +2 has 29 protons and 27 electrons. The atomic number of an element is equal to the number of protons in the nucleus of each atom of that element.
Answer:
A Carbon atom has 29 electrons
Explanation: The number of protons of any given element is equal to the number of electrons. In this case there are 29 protons in the Carbon atom, so in return there are 29 electrons.
