Flame Test Pre-Lab

Front

What is emitted when an excited electron returns to the ground state?

Back

Photon (light)

Front

What do the two big circles in an atom represent?

Back

Energy levels

Front

What type of charge does a neutron have?

Back

Neutral (No Charge)

Front

What type of charge does a proton have?

Back

Positive

Front

Which particles in heated compounds produce colored light?

Back

Electron

Front

What is the role of electrons in an atom?

Back

Electrons are responsible for chemical bonding and reactions.

Front

What is the significance of energy levels in an atom?

Back

Energy levels determine the energy of electrons and their distance from the nucleus.

Front

What happens to an electron when it absorbs energy?

Back

It moves to a higher energy level (excited state).

Front

What occurs when an electron loses energy?

Back

It returns to a lower energy level (ground state) and emits a photon.

Front

What is the relationship between energy and wavelength of light?

Back

Higher energy corresponds to shorter wavelengths.