Neils Bohr stated that
electrons travel in specific orbits around the nucleus at half the speed of light
How many orbits are there in an atom?
7
What are the orbits?
K L M N O P Q
Which orbit is closest to the nucleus?
K
Each orbit has a certain amount of...
energy
Which orbit has the lowest amount of energy?
K
Which orbit has the highest amount of energy?
Q
Orbits _______ to the nucleus are spaced further from the nucleus
closest
Energy Level
the amount of energy an electron has
An orbit is also called...
a shell or an energy level
Rows are also called...
Periods
Rows are...
horizontal
How many rows are there?
7
All elements in a particular row have something _________ with eachother
in common
All elements in a given row have the ____ number of orbits and the ____ outermost orbit
same
The energy level of an electron can change depending on...
whether or not it has absorbed or released energy
What is the speed of light?
186,000 miles per second
Quantum
the amount of energy needed for an electron to move from 1 energy level (orbit) to another