Chapter 7 Section 7.1 Worksheet

Last updated over 3 years ago
22 questions
9

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

  • zinc
  • oxygen
  • fluorine
  • chlorine
  • sodium
  • silicon
  • gold
  • strontium
  • phosphorus
  • metals
  • metalloids
  • nonmetals
6

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

  • aluminum
  • calcium
  • potassium
  • magnesium
  • rubidium
  • barium
  • 1 dot
  • 2 dots
  • 3 dots
7

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

  • selenium
  • Iodine
  • sulfur
  • bromine
  • silicon
  • carbon
  • nitrogen
  • 4 dots
  • 5 dots
  • 6 dots
  • 7 dots
2

Dots in the dot diagram represent ____________________ electrons.

2

______________________ form positive ions.

2

Another name for positive ions is __________________.

2

___________________ form negative ions.

2

Another name for negative ions is ______________________.

2

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

2

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

2

All anions have the suffix ending -_____________.

2

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).

2

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

4

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

4

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

4

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

4

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

2

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

2

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

2

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

2

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

11

Match the element with the correct charge

  • strontium
  • barium
  • bromine
  • oxygen
  • aluminum
  • silver
  • iodine
  • phosphorus
  • rubidium
  • fluorine
  • lithium
  • +1
  • -1
  • -2
  • +2
  • -3
  • +3