L3 Physics - Atomic Spectra # 1

The color of emitted light with the LONGEST wavelength is

• violet

• green

• red

• indigo

The color of emitted light with the SHORTEST wavelength is

• violet

• green

• red

• indigo

The color of emitted light with the LOWEST frequency is

• violet

• green

• red

• indigo

The color of emitted light with the HIGHEST frequency is

• violet

• green

• red

• indigo

The unknown emissions spectra belongs to the element

• Hydrogen

• Mercury

• Neon

• Sodium

The unknown emissions spectra belongs to the element

• Hydrogen

• Mercury

• Neon

• Helium

the diagram show

• the formation of continous spectrum

• the formation of line spectrum

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