Question

The no.of protons, neutrons and electrons
in 238 isotope are
A 92,146, 90

B146, 92, 92
C 92, 92, 146
D 92, 146, 92​

Answer 1

The atomic number of uranium (see periodic table) is 92, and the mass number of the isotope is given as 238. Therefore, it has 92 protons, 92 electrons, and 238 — 92 : 146 neutrons. Its symbol is U23892 (or 238U).15-Aug-2020