The number of protons in the nucleus of an electrically neutral atom is equal to the number of
A)electrons that surround the nucleus.
B)neutrons in the nucleus.
C)both
D)neither

Question

Quizplus · Accepted Answer

An atom is electrically neutral, meaning it has no overall charge. This means that the number of positively charged protons in the nucleus must be balanced by an equal number of negatively charged electrons surrounding the nucleus. Therefore, the number of protons in the nucleus is equal to the number of electrons in the atom. The number of neutrons in the nucleus does not affect the atom's overall charge or identity, but rather its isotopic mass.

The Number of Protons in the Nucleus of an Electrically