Mid-Term Review (Part 2)

Which element is found in nature only in compounds with other elements?

Which list of elements contains only metals?

At room temperature, none of the metals are

Typically, atoms gain or lose electrons to achieve

As you move from left to right across the periodic table, the number of valence electrons generally

Compared with Group 2 elements, Group 6 elements have

Among alkali metals, the tendency to react

Which statement is not true about the elements fluorine, chlorine, and iodine?

Ionization energies tend to

Moving from left to right across a row of the periodic table, what increases by exactly one from one element to next?

Which statement is true about the metalloid silicon?

The tendency of an element to react is most closely related to

Group 7 of the periodic table dontains the

To keep them from reacting, some highly reactive elements are stored in

Who invented the periodic table?

Atoms of the most reactive elements tend to have

Which general statement does not apply to metals?

Which of the following group 1 metals is most reactive?

Which of the following gases emit glowing colors when electric current is applied?

A member of the boron family has 3 valence electrons, while a member of the nitrogen family has