Question

the atomic number of Uranium is 92 how many electrons and protons are there in U±2 ions
1)electrons 90,protons 90.
2)electrons 92,protons 90
3)electrons 92,protons 92
4)electrons 90,protons92

Answer 1

Electrons 92 Protons 92

Answer 2

4)electron 90,protons 90