Scandium 15. Write the nuclear symbol for an ion with a charge of +2,20 protons, and 24 neutrons.
_a. How many electrons are in this ion?
b. Is it an anion or cation?

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.