Unit 4.1 Naming Compounds : Study Guide ONE

A. Directions : Use your textbook and the web to answer the questions:

Answer the questions on a piece of paper to be collected.

1. a. What is an ion? What is a cation? An anion?

b. What is the name for NaCl? What is the overall charge for the compound NaCl?

2. Many metals form more than one type of cation, or positive ion. Read page 98 and 99 in the textbook. How are the following ions named and what are their charges? ( Roman numbers are used...)

a) Iron : Iron(III) = Fe⁺³ Ferric

Iron : Iron(II) =

b) Lead

Lead

c) Copper

Copper

d) Tin

Tin

3. What is a polyatomic ion?

4. Read page 109 in the textbook. What are the polyatomic ions for the following :

Phosphate = PO₄^-3

^{Sulfite =}

^{Nitrate =}

^{Hydroxide =}

^{Sulfate =}

^{5. What are the charges of the following ions? ( There are trends on the periodic table and use p. 95 in your textbook.}

Ba (OH)₂ = Barium Hydroxide

PCl₃ =

N₂O₅ =

FeCl₂ =

8. Write the chemical formula for the following compounds ( See p. 94-105):

This Video might help.

a.) Potassium Iodide

b) Phosphorus Trioxide

c) Sulfur Dioxide

d) Copper(II)Hydroxide

9. Name some of the places that the following polyatomic ions, or compounds are found, or used in the every day, "Real World":

a.) Sulfuric Acid =

b.) Hydrochloric Acid =

c.) Phosphate =

d.) Acetic Acid ( containing the acetate ion) =