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How can the discrete lines in atomic spectra be explained?
Electrons can act both as particles and waves
What are the maximum amount of electrons an orbital can hold?
Two
What are the different shapes an orbital can take?
S (spherical) , p (dumbell) , d (4 double dumbells, 1dumbell and ring) , f
How much energy do electrons have in atoms? What is this energy called?
Fixed amount called quanta
How many quantum numbers are there and what are they?
Four
Principal number, n
Angular momentum number, l
Magnetic number, m
Spin number, m
What is the principle quantum number?
The main energy level of an electron
Angular quantum number
Determines the shape of subshell
What is a magnetic number?
Determines orientation of orbital
What is the spin magnetic number?
Determines direction of spin
What is the aufbau principle?
Electrons fill up orbitals in order if increasing energy
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