Answer:
Periodic trend for first ionization energy
The ionization energy increases because the ratio of the protons to electrons increases. Which explains the change in ionization energy that occurs between removing the first and second electrons from an atom? Electronegativities of the elements Be, Mg, Ca, and Sr follow a specific trend within their group.
the character of angle is d-nice 90 dergree
Explanation:
The choices can be found elsewhere and as follows:
<span>Intaglio printing
relief printing
lithography
</span>
I
think the correct answer from the choices is the first option. Of all
the primary printmaking methods, Intaglio printing is the one that <span>allows the artist the greatest spontaneity and freedom.
</span>
Srry I want to answer but I’m in fourth grade so yas
