Arrange silicon, germaniun, sulphur and phosphorus in order of decreasing first IE

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen

4. absorption has the highest risk of overdose due to increased potency. a. rectal b. oral c. transdermal d. intranasal

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?