Logg på
JAMB - Physics (1979 - No. 34)
It is known that a neutron exists in a light atomic nucleus. Which of the following also exists in the nucleus?
an electron
a \(\beta\)-particle
an \(\alpha\)-particle
a proton
an atom
Kommentarer (0)
Logg inn for å kommentere
Annonse
Tillat at javascript laster denne siden ordentlig
