Emission Spectra and the Bohr Model of the Atom (Leaving Cert Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What are emission spectra often compared to for different elements?
What are emission spectra often compared to for different elements?
Fingerprints
What type of material produces a continuous emission spectrum?
What type of material produces a continuous emission spectrum?
Hot solids or liquids
What does a line emission spectrum show?
What does a line emission spectrum show?
Only specific wavelengths
How many prominent lines does hydrogen show in the visible region?
How many prominent lines does hydrogen show in the visible region?
Four
What did Bohr's model propose about electron energy levels?
What did Bohr's model propose about electron energy levels?
They are quantised
What is the ground state in the Bohr model?
What is the ground state in the Bohr model?
Lowest energy level (n = 1)
What is released when an electron falls from a higher to a lower energy level?
What is released when an electron falls from a higher to a lower energy level?
A photon of light
How are energy and wavelength related for light?
How are energy and wavelength related for light?
Inversely related
What is the value of Planck's constant ?
What is the value of Planck's constant ?
J·s
What energy level do all Balmer series transitions end at?
What energy level do all Balmer series transitions end at?
n = 2
What wavelength is the red line in the hydrogen Balmer series?
What wavelength is the red line in the hydrogen Balmer series?
656 nm
What can spectroscopy determine about celestial objects?
What can spectroscopy determine about celestial objects?
Elements present and temperature