Is the number of protons the same in the atom and the ion in lithium

The ion(s) of an atom have significantly different mass(es) than the atom itself

What is the mass number of an ion with 109 electrons, 157 neutrons, and a +1 charge?

Which choice(s) contain(s) an isoelectronic pair in the ground state?

What charge would an ion that has 11 protons, 11 neutrons, and 10 electrons would have?

In ionic compounds, ________ lose their valence electrons to form positively charged ________.

A Se ion has a mass number of 77 and a charge of −2

Determine the number of protons (p) and electrons (e) in N³⁻.

What type of ion has lost an electron and, consequently, has a net positive charge?