Which of the following has the smallest electronegativity A: potassium
B: lithium
C: cesium
D: sodium
using the periodic table

Which of the following elements is a representative element? a. chromium (cr) b. aluminum (al) c. mercury (hg) d. silver (ag)

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town