Masuk
WAEC - Physics (1988 - No. 48)
Which of the following is/are not correct about isotopes of an element? The have
the same neutron number
the same proton number
same number of electrons
same chemical properties
different physical poperties.
Komentar (0)
Masuk Untuk Berkomentar
Iklan
Izinkan javascript memuat halaman ini dengan benar
