Arrange the following elements from lowest to highest ionization energy: Be, Mg, Ca, Rb, Sr a. Be, Mg, Ca, Rb, Sr
b. Rb, Sr, Ca, Be, Mg
c. Rb, Sr, Ca, Mg, Be
d. Be, Mg, Ca, Sr, Rb

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.

Can someone me with 3 and 4 plz. this is for masteries test.