Why are the spheres representing nitrogen and oxygen different colors

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

Which factor is likely to impact the possible number of compounds ?

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.