An Atom That Contains 20 Protons,21 Neutrons,and 20 Electrons Has

Question

An atom that contains 20 protons,21 neutrons,and 20 electrons has
A) a positive charge
B) a negative charge
C) no charge (electrically neutral)
D) not enough information is given to determine its charge

Accepted Answer

An atom that contains the same number of protons and electrons is electrically neutral, regardless of the number of neutrons it has. In this case, the atom has 20 protons and 20 electrons, making it neutral.