Select the correct answer from each drop-down menu. In the Bohr model shown here, an electron has dropped from the n=3 orbit to the n=2 orbit.
n3
n2
n1
electron
nucleus
electron orbits
that carries the
of the
When this change occurs, electromagnetic radiation is emitted in the form of
two electron orbits.

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent