Calcium is found on the left of the periodic ... Miss Armit: So what we're going to look at today are the metal elements in Group 1 of the periodic table, along with the metal elements in the ...

and chlorine (Cl), and metal elements like potassium (K), sodium (Na), calcium (Ca) and magnesium (Mg). For example, calcium and phosphorus form a strong foundation for our bones and teeth ...

Players read questions about energy levels and score points by picking the correct element as the answer ... 4th Period: Potassium and Calcium—Electrons go into the fourth energy level. A small piece ...

You're listening to Chemistry in its element brought to you by Chemistry World ... to my disgrace with such prosaic metals as zinc and calcium, this transition metal, with atomic number 45, still has ...