The atomic number for Scandium is 21. It has 21 protons and electrons. There are 44.956 neutrons, for the atomic mass. Scandium is a solid. It also is silver, a little white and it is very rough. For Scandium to melt, it would need to be 2806 degrees Fahrenheit. Also, for it to boil it would have to be 5137 degrees Fahrenheit. If you want to find Scandium on the periodic table, it would be found in the Transitional Metals. The family to look for would be family 3, and period 4.