IONIC BONDING REVIEW
Part 1 -
Complete each of the following sentences by filling in the appropriate word or
phrase from the list below.
negative noble gas octet anion
positive electrons ions cation
1. An ionic bond is an attraction between oppositely charged ____________________.
2. Anions have a ____________________ charge.
3. An atom becomes an ion by losing or gaining ____________________.
The ____________________ rule states that atoms tend to gain, lose, or share
electrons in order to acquire a
full set of valence electrons.
When sodium and chlorine form an ionic bond, both ions acquire the electron
configuration of a(n)
Part 2 - If the statement is true, write "true". If it is false, change the underlined word or words to make it true. Write your answer on the line.
____________________ 6. Calcium becomes a cation by gaining two electrons.
____________________ 7. A cation has a positive charge.
____________________ 8. A sodium ion is smaller in size than a sodium atom.
____________________ 9. The Lewis dot diagram for chlorine, a group 17 element, has six dots around it.
____________________ 10. An aluminum ion has a charge of +3 because it gains three electrons.
Part 3 - How many electrons will the following elements gain or lose in forming an ion?
11. calcium 12. aluminum
13. fluorine 14. oxygen
Part 4 - What will be the formula of the ion formed when the following elements gain or lose valence electrons and attain noble gas configurations?
15. sulfur 16. fluorine
17. sodium 18. barium
Part 5 - Write the electron configuration for the following ions:
19. Ca+2 20. Al+3
21. F-1 22. O-2
23. S-2 24. Na+1
25. Ba+2 26. K+1