Chapter 7 Section 7.1 Worksheet

Classify the following elements as metals, metalloids, or nonmetals.

For each element, determine how many dots each of these elements will have:

For each element, determine how many dots each of these elements will have:

Dots in the dot diagram represent ____________________ electrons.

______________________ form positive ions.

Another name for positive ions is __________________.

___________________ form negative ions.

Another name for negative ions is ______________________.

If lithium forms an ion, the name of the ion would be ____________________(2 words).

If chlorine forms an ion, the name of the ion would be ____________________(2 words).

All anions have the suffix ending -_____________.

Ions are atoms which have changed their dot diagram to have a more stable electron configuration. The element group which has the most stable elements is called ________________(2 words).

Nonmetals are found on the ________________ side of the periodic table.

Which of the following electron configurations is the configuration of sodium?

When sodium forms an ion, it loses an electron. Which electron configurations is the configuration of the sodium ion?

Which of the following electron configurations is the configuration of oxygen?

Which of the following electron configurations is the configuration of oxygen when oxygen forms an ion?

When bromine forms an ion it will have the name.....

When calcium forms an ion it will have the name.....

When zinc forms an ion it will have a charge of.....

When nitrogen forms an ion it will have a charge of.....

Match the element with the correct charge