click below
click below
Normal Size Small Size show me how
How to Read TPT
these are flash cards on how to read the Periodic Table and find values
Question | Answer |
---|---|
What does the automic number signify? | The amount of protons in each element and electrons |
What do the columns separate the elements into? | *element groups *similar properties |
Where is the atomic mass located? | At the bottom of the box |
Atoms must have__________. | an equal amount of protons |
The atomic weight _____________. | a measurement of the total number of particles in an atom's nucleus |
To find the mass number you need to______. | round the atomic weight to the next whole number |
Mass number = | number of protons + number of neutrons |
Protons= | Mass number - number of neutrons |
Neutrons = | Mass number- number of protons |