How many protons are in Cr plus 2?

Chromium (Cr) has an atomic number of 24, which means it has 24 protons regardless of its ionic state. In the case of Cr²⁺ (chromium ion with a +2 charge), it has lost 2 electrons but still retains the same number of protons. Therefore, Cr²⁺ has 24 protons.