Ionic Bonding
Complete each of the following sentences by filling in the appropriate word or phrase from the list below.
negative noble gas octet electron configuration positive electrons ions polyatomic crisscross anion cation empirical formula
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 _______________.
4. The _______________ rule states that atoms tend to gain, lose, or share electrons on order to acquire a full set of valence electrons.
5. When sodium and chlorine form an ionic bond, both ions acquire the electron configuration of a(n) _______________.
6. The atoms that make up _______________ ions are bonded together by covalent bonds.
7. The _______________ method can be used to write the formula for an ionic compound.
8. The _______________ of a compound denotes the ratio of ions in the compound.
__________________________________________________________________________________________
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.
_______________ 9. Calcium becomes a monatomic cation by gaining two electrons.
_______________ 10. A cation has a postive charge.
_______________ 11. A binary ionic compound contains only one kind of cation and one kind of anion.
_______________ 12. Monatomic ions consist of more than one atom.
_______________ 13. The Lewis dot diagram for chlorine, a group 7A element, has six electrons.
_______________ 14. Chlorine is a Noble Gas.
_________________________________________________________________________________________
Draw the Lewis dot diagram for each of the following elements.
15. B 19. Si
16. Cl 20. Na
17. O 21. Al
18. Ne 22. Mg
_________________________________________________________________________________________
Write the chemical formula for each of the following ionic compounds.
_______________ 23. aluminum sulfide
_______________ 24. ammonium carbonate
_______________ 25. calcium oxide
_______________ 26. strontium chloride
_______________ 27. potassium oxide
_______________ 28. sodium fluoride