Free Printable Emission Spectrum

Worksheets

Emission Spectrum

Total questions: 15

Worksheet time: 13mins

Name

Class

Date

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

True

False

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

Absorb energy

Release energy

What is the light that you can see called?

observatory light

ultraviolet light

visible light

infrared light

Line emission spectrum shown below happens when

Electron transition from lower to higher energy level.

Electron transition from higher to lower energy level.

Electron exist in fixed energy states

Electron transition between different energy levels.

Emission of light from an atom occurs when an electron

drops from a higher to a lower energy level.

jumps from a lower to a higher energy level.

moves within its atomic orbital.

falls into the nucleus.

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

They are all the same

They are all unique

They are all similar

They all contain colored light

The unknown emissions spectra belongs to the element

Hydrogen

Mercury

Neon

Sodium

If an electron moves from n=4 to n=2 it ____

absorbs energy

releases energy

Which EM waves have the longest wavelength?

radio

x-rays

ultraviolet

gamma rays

10.

Which EM waves have the shortest wavelength?

radio

x-rays

ultraviolet

gamma rays

11.

Which wave has a longer wavelength?

wave C

wave D

12.

Which wave has a greater frequency?

wave B

wave C

13.

A wave with a large wavelength will have a ______ frequency and _____ energy

high, low

high, high

low, high

low, low

14.

Which has the LONGEST wavelength and, therefore, the LOWEST frequency/energy

Gamma Rays

Visible Light

Ultraviolet

Infrared rays

15.

Which section of the spectrum is the ONLY one we can see?

X-rays

Gamma Rays

Visible Light

Ultraviolet Rays

100 %

Emission Spectrum

Total questions: 15

Worksheet time: 13mins

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