Table Terms
This element is in period 2 and has 6 valence electrons.
What is Oxygen(O)?
This element is the only metalloid in its group and its period. It is not a halogen. What is the symbol for this element?
What is B?
This element has 3 energy levels and 18 neutrons.
What is Chlorine(Cl)?
This element has 47 protons. What is its symbol?
What is Ag?
This metalloid has 6 energy levels and 7 valence electrons.
What is Astatine?
Forms a -1 ion, lower atomic mass than chlorine. What is its symbol?
What is Br?
This element is the only liquid metal on the PTE. What is its symbol?
What is Hg?