Periodic Table
What is the 'brain' of the atom?
Nucleus
What is the name of element number 1?
Hydrogen
What element has the symbol Xe?
Xenon
How many electrons fit on the first energy level?
2
What particle has a positive charge?
Proton
What element has an atomic mass of 238.
U, Uranium
What element has 17 electrons?
Chlorine
How many electrons fit on the third energy level?
18
How do you find an atom's atomic mass?
Add the number of neutrons and the number of protons together
What particle has no charge?
Neutron
What element's symbol is K?
Potassium
Figure out the number of electrons on each principle energy level for NEON
2) and 8)
How many liquids are on the periodic table?
2
What particle has a negative charge?
Electron
Which element has 42 as its atomic number?
Mo, Molybdenum
What element is a gas with 22 neutrons?
Argon
Figure out the number of electrons for each principle energy level for IRON
2) 8) 16)
What does the term 'valence electrons' mean?
number of electrons on outermost shell
What subatomic particle is not inside the nucleus?
Electrons
What element has the elemental symbol Yb?
Ytterbium
What element is a sold named after a state with 253 neutrons?
Californium
What is the term used by Bohr to describe electron's movement? This term is replaced by a new term in the mechanical model of atomic structure to describe electron's movement more accurately. what is this new term?
Orbit for Bohr, and orbital for the mechanical model