Question

Which part of a molecule does sunlight 'excite'?

a neutron
b proton
C electron
d
none of the above

Answer 1

C. Electron

Step-by-step explanation:

A photon of light energy travels until it reaches a molecule of chlorophyll. The photon causes an electron in the chlorophyll to become “excited.” The energy given to the electron allows it to break free from an atom of the chlorophyll molecule.