Atomic Theory
The language that the word atom comes from.
What is Greek.
Subatomic particle that are not located in the nucleus.
What are electrons.
Define the word Periodic.
What is something occurring in regular intervals
A horizontal row of elements on the periodic table.
What is a period.
Oxygen's chemical symbol.
What is O.
Name one idea from John Dalton's atomic theory.
What is all substances are made of atoms, atoms of the same element are exactly alike and atoms of different elements are different, and atoms join with other atoms to make new substances.
The sum of the neutrons and protons.
What is mass number.
The scientist who arranged the periodic table based on increasing atomic mass.
What is Mendeleev.
A vertical column of elements on the periodic table.
What is a group.
Groups 3-12 on the Periodic Table
What are Transition Metals.
The name of the experiment that JJ Thompson did to discover the electron.
What is the Cathode-Ray Tube experiment.
When two of the same atoms in an element have the same number of protons but different number of neutrons.
What is an Isotope.
What is atomic number.
The law that states repeating chemical and physical properties of elements change periodically with the elements atomic numbers.
The element classified in its own group.
What is Hydrogen.
Rutherford's discovery.
The four forces at work in an atom.
What is Gravitational, Electromagnetic, Strong, and Weak force.
The question marks on Mendeleev's periodic table.
What is the missing elements he though would be discovered later.
Semi-metals that border the zig-zag line on the periodic table.
What is metalloids.
Name the state of matter that makes up most the periodic table.
What is solids.
A danish scientist that worked with Rutherford and studies the way atoms react to light.
Who is Niels Bohr.
Number of Electrons and Protons that are unequal in an atom.
What is ion.
Compare Atomic Number and Atomic Mass.
What is Atomic Number is the number of protons/electrons and Atomic Mass is the number of protons plus neutrons expressed in AMU.
Name 3 out of the 6 metalloids on the periodic table.
What is Boron, Silicon, Germanium, Arsenic, Antimony, and Tellurium.
Name the two bottom rows on the periodic table in order.
BONUS 500:
If you can name one of each element on each row.
What is Lanthandies and Actinides.
Bonus:
Lanthandies: Lanthanum, Cerium, Praseodymium, Neodymium, Promethium, Samarium, Europium, Gadolinium, Terbium, Dysprosium, Holmium, Erbium, Thulium, Ytterbium, Lutetium
Actinides: Actinium, Thorium, Protactinium, Uranium, Neptunium, Plutonium, Americium, Curium, Berkelium, Californium, Einsteinium, Fermium, Mendelevium, Nobelium, Lawrencium