What is the symbol for Hydrogen?, Hy, He, H, Hg, What is the symbol for Nitrogen?, N, Ni, Nt, Ng, What is the symbol for Aluminium?, A, Am, Au, Al, What element has the symbol O?, Osmium, Cobalt, Oxygen, Cromium, What element has the symbol Ne?, Sodium, Sulfur, Neon, Nitrogen, What symbol has the symbol Be, Beryllium, Boron, Bromine, Barium, How many protons are in a Lithium atom?, 1, 2, 3, 4, 5, 6, How many protons are in a Fluorine atom?, 19, 9, 1, 10, 2, 4, How many protons are in a Magnesium atom?, 10, 2, 12, 24, 14, 4, How many protons are in an atom of Al?, 27, 20, 13, 10, 14, 1, How many neutrons are in an atom of Helium?, 0, 2, 4, 6, How many neutrons are in an atom of Beryllium?, 9, 4, 5, 1, How many neutrons are in an atom of B?, 11, 6, 5, 1, How many oxygen atoms are in a Carbon Dioxide molecule?, 1, 2, 3, 4, Water is made up of hydrogen and what other element?, Carbon, Nitrogen, Oxygen, Fluorine.

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