WorksheetsElectromagnetic Spectrum and the Atoms
Total questions: 12
Worksheet time: 14mins
When an electron moves from n=4 to n=1, what wavelength of energy is emitted?
97 nm
410 nm
434 nm
1282 nm
The line with the shortest wavelength is produced in the hydrogen spectrum when electron moves
from n=2 to n=1
rom n=4 to n=1
from n=3 to n=1
from n=4 to n=3
State whether true or false.
Every element has its own unique atomic spectra.
True
False
What subatomic particle is responsible for the spectral lines seen in emission spectra diagrams?
electrons
protons
neutrons
In order to go from ground state to an excited state, an electron must
emit energy
absorb energy
wiggle
When an electron returns to ground state from an excited state, the atom will
emit energy
absorb energy
rotate
wiggle
If an electron moves from n=4 to n=2 it ____
absorbs energy
releases energy
In which state does an electron have the least amount of energy?
Excited state
Ground state
Orbital
Bohr model
