1: How is the periodic table organized?
2: What is inside the nucleus of an atom?
3: Is CO2 an Element?
4: What is the first element of the periodic table?
5: What is the most abundant element in the atmosphere?
6: What is the chemical Symbol for gold
7: True or False? An electron carries a positive charge
8: What is the center of an atom called?
9: True or false? A proton carries a positive charge
10: What is H2O ?
11: Who is the best person in the world?