WAEC Physics
Which of the following statements about a neutral atom is correct? The
a.
Core is composed of electrons and protons
b.
The number of electrons is equal to that of neutrons
c.
Number of neutrons is equal to that of protons
d.
Number of protons is equal to that of electrons
Correct answer: D
In a neutral atom, the number of protons is the same as the number of electrons. An atom is positively charged when there are more protons than electrons and negatively charged when there are more electrons than protons.