Question

A neutral atom of the element that comes just before platinum in the periodic table has electrons and protons.

help??? xp

Answer 1

Diagram of the nuclear composition, electron configuration, chemical data, and valence orbitals of an atom of iridium-192 (atomic number: 77), an isotope of this element. The nucleus consists of 77 protons (red) and 115 neutrons (orange). 77 electrons (white) successively occupy available electron shells (rings).

Step-by-step explanation:

Answer 2

Based off the periodic table, that would be Iridium.