1. Chapter 5 Review What type of ions have names ending in -ide?
What is the electrical charge of a cation?
Give the charge and number of electrons for the calcium ion.
How many electrons in Sr2+; Kr; Br1-?

2. Chapter 5 Review How are cations formed?
Ions form when atoms gain or lose _____.
Which is a pure compound: fresh air; salt water; calcium iodide?
In any chemical compound, the elements are always combined in the same proportion by ____.

3. Chapter 5 Review
The Law of Definite Proportions applies to what type of matter?
What are ionic compounds composed of?

4. Chapter 5 Review
What is the lowest whole-number ratio of ions in an ionic compound called?
Which of the following formulas represents an ionic compound: Kr; BaI2; N2O4; Xe; ZnO; SO2

5. Chapter 5 Review
Which element when combined with fluorine would most likely form an ionic compound: phosphorus; lithium; chlorine
Ionic compounds have relatively _____ melting and boiling points.

6. Chapter 5 Review What is the charge on a formula such as K2O?
Ionic compounds are composed of ____ and ____ ions.

7. Chapter 5 Review What is the usual charge on an ion from Group 17?
What is the charge on an ion of: potassium; strontium; oxygen

8. Chapter 5 Review Give the name for the following ions: Fe2+ and Fe3+
What is the charge on an ion of: calcium; aluminum; bromine
How does an element from Group 2 form ions?
Give the name and symbol for an ion of: copper (I); fluorine

9. Chapter 5 Review
What type of ions are commonly formed from Group 15 elements?
How do the metals in Groups 1, 2, and 3 form ions?
Name the following: OH-; O2-
Polyatomic ions are tightly bound groups of _____.

10. Chapter 5 Review Name: CrO42- and Cr2O72-
An -ate or -ite at the end of a compound name usually indicates that the compound contains ___.
What is the ionic charge on the zirconium ion in the ionic compound zirconium oxide, ZrO2?

11. Chapter 5 Review What is the correct name for the N3- ion?
What is the correct formula for potassium sulfite?
What is the correct formula for barium chlorate?
Ternary ionic compounds contain at least ______ different elements.

12. Chapter 5 Review
What is the correct formula for calcium dihydrogen phosphate?
Why are systematic names preferred over common names?
What compound is formed by combining Au3+ and S2-?

13. Chapter 5 Review What is the ionic charge on the thorium ion in ThO2?
What is the formula of the ionic compound from combining Sc3+ and S2-?

14. Chapter 5 Review Name SnF4 and Na2O.
Which of the following contains the lead (IV) ion: Pb4O3; Pb2O; PbO2
Which contains the Mn3+ ion: Mn2O3 or Mn3O2

15. Chapter 5 Review
The procedure for writing formulas for ternary ionic compounds is the same as that for binary ionic compounds, with the exception that _______.