cards Emission Spectrum

Front

True or False: The ground state is the highest energy state of an atom.

Back

False

Front

For an electron to change from ground state to an excited state, it must...

Back

Absorb energy

Front

What is the light that you can see called?

Back

visible light

Front

Line emission spectrum shown below happens when

Back

Electron transition from higher to lower energy level.

Front

When does emission of light from an atom occur?

Back

drops from a higher to a lower energy level.

Front

Why are line emission spectra of elements called "atomic fingerprints"?

Back

They are all unique

Front

Identify the elements present in the modeled star using the Bright-line emission spectrum chart.

Back

Lithium and strontium are in the mixture. Cadmium is not in the mixture

Front

The unknown emissions spectra belongs to which element? Options: Hydrogen, Mercury, Neon, Sodium

Back

Mercury

Front

The unknown emissions spectra belongs to the element: Hydrogen, Mercury, Neon, Sodium

Back

Neon

Front

What gases are in the unknown mixture? Options: Gas B & Gas D, Gas C & Gas B, Gas A & Gas D, Gas D & Gas C

Back

Gas A & Gas D