Elements that are in group 18.
Noble gases
What subparticles are included in the atomic mass?
Proton and neutron
Mendeleev's periodic table is arranged by
atomic number.
A proton is ______________________.
Subatomic particle with positive charge.
The number at the bottom of each square on the periodic table is the ...
atomic mass.
Diamonds are the pure form of this element ________________.
Carbon
Which is a neutron?
b
The atomic number tells you the number of ________.
protons.
Elements from the same period share same number of __________.
shells or orbits.
One property from alkali metals is __________.
Only one electron, reactive, soft, shiny
What is the formula to solve for the neutron?
Atomic mass- atomic number
Give me an example of a halogen.
Bromine, Fluorine, Chlorine, Iodine, Astatine
Elements located in the middle of the periodic table.
Transition Metals