Question

chemistry
name
unit 5b prequiz review
i. provide formulas for each compound name:

1. lithium fluoride
2. calcium hydroxide
3. aluminum sulfite
4. manganese (iv) phosphate
5. cobalt (iii) nitrite
6. barium nitride
7. chromium (iv) sulfide
8. sodium oxide
9. potassium phosphide
10. ammonium sulfate
11. magnesium phosphate
12. copper (ii) bromide

ii. provide names for each formula:

1. $\text{ba(oh)}_2$
2. $\text{na}_2\text{so}_4$
3. $(\text{nh}_4)_2\text{so}_3$
4. $\text{al}_2\text{s}_3$
5. $\text{gapo}_4$
6. $\text{ni}_2(\text{so}_4)_5$
7. $\text{kno}_2$
8. $\text{fe}_2\text{o}_3$
9. $\text{mgo}$
10. $\text{bcl}_3$
11. $\text{srbr}_2$
12. $\text{nh}_4\text{no}_2$

Explanation:

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Part I Steps

1. Lithium fluoride

Step1: Identify ion charges
$\text{Li}^+$, $\text{F}^-$
Step2: Balance charges
$\text{LiF}$

2. Calcium hydroxide

Step1: Identify ion charges
$\text{Ca}^{2+}$, $\text{OH}^-$
Step2: Balance charges
$\text{Ca(OH)}_2$

3. Aluminum sulfite

Step1: Identify ion charges
$\text{Al}^{3+}$, $\text{SO}_3^{2-}$
Step2: Balance charges
$\text{Al}_2(\text{SO}_3)_3$

4. Manganese(IV) phosphate

Step1: Identify ion charges
$\text{Mn}^{4+}$, $\text{PO}_4^{3-}$
Step2: Balance charges
$\text{Mn}_3(\text{PO}_4)_4$

5. Cobalt(III) nitrite

Step1: Identify ion charges
$\text{Co}^{3+}$, $\text{NO}_2^-$
Step2: Balance charges
$\text{Co(NO}_2\text{)}_3$

6. Barium nitride

Step1: Identify ion charges
$\text{Ba}^{2+}$, $\text{N}^{3-}$
Step2: Balance charges
$\text{Ba}_3\text{N}_2$

7. Chromium(IV) sulfide

Step1: Identify ion charges
$\text{Cr}^{4+}$, $\text{S}^{2-}$
Step2: Balance charges
$\text{CrS}_2$

8. Sodium oxide

Step1: Identify ion charges
$\text{Na}^+$, $\text{O}^{2-}$
Step2: Balance charges
$\text{Na}_2\text{O}$

9. Potassium phosphide

Step1: Identify ion charges
$\text{K}^+$, $\text{P}^{3-}$
Step2: Balance charges
$\text{K}_3\text{P}$

10. Ammonium sulfate

Step1: Identify ion charges
$\text{NH}_4^+$, $\text{SO}_4^{2-}$
Step2: Balance charges
$(\text{NH}_4)_2\text{SO}_4$

11. Magnesium phosphate

Step1: Identify ion charges
$\text{Mg}^{2+}$, $\text{PO}_4^{3-}$
Step2: Balance charges
$\text{Mg}_3(\text{PO}_4)_2$

12. Copper(II) bromide

Step1: Identify ion charges
$\text{Cu}^{2+}$, $\text{Br}^-$
Step2: Balance charges
$\text{CuBr}_2$

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Part II Steps

1. $\text{Ba(OH)}_2$

Step1: Identify ions
$\text{Ba}^{2+}$, $\text{OH}^-$
Step2: Name compound
Barium hydroxide

2. $\text{Na}_2\text{SO}_4$

Step1: Identify ions
$\text{Na}^+$, $\text{SO}_4^{2-}$
Step2: Name compound
Sodium sulfate

3. $(\text{NH}_4)_2\text{SO}_3$

Step1: Identify ions
$\text{NH}_4^+$, $\text{SO}_3^{2-}$
Step2: Name compound
Ammonium sulfite

4. $\text{Al}_2\text{S}_3$

Step1: Identify ions
$\text{Al}^{3+}$, $\text{S}^{2-}$
Step2: Name compound
Aluminum sulfide

5. $\text{GaPO}_4$

Step1: Find cation charge
$\text{Ga}^{3+}$ (to balance $\text{PO}_4^{3-}$)
Step2: Name compound
Gallium(III) phosphate

6. $\text{Ni}_2(\text{SO}_4)_5$

Step1: Find cation charge
$\text{Ni}^{5+}$ (to balance $5\text{SO}_4^{2-}$)
Step2: Name compound
Nickel(V) sulfate

7. $\text{KNO}_2$

Step1: Identify ions
$\text{K}^+$, $\text{NO}_2^-$
Step2: Name compound
Potassium nitrite

8. $\text{Fe}_2\text{O}_3$

Step1: Find cation charge
$\text{Fe}^{3+}$ (to balance $3\text{O}^{2-}$)
Step2: Name compound
Iron(III) oxide

9. $\text{MgO}$

Step1: Identify ions
$\text{Mg}^{2+}$, $\text{O}^{2-}$
Step2: Name compound
Magnesium oxide

10. $\text{BCl}_3$

Step1: Identify elements
$\text{B}$, $\text{Cl}$
Step2: Name compound
Boron trichloride

11. $\text{SrBr}_2$

Step1: Identify ions
$\text{Sr}^{2+}$, $\text{Br}^-$
Step2: Name compound
Strontium bromide

12. $\text{NH}_4\text{NO}_2$

Step1: Identify ions
$\text{NH}_4^+$, $\text{NO}_2^-$
Step2: Name compound
Ammonium nitrite

Answer:

Part I: Formulas for Compound Names

1. $\text{LiF}$
2. $\text{Ca(OH)}_2$
3. $\text{Al}_2(\text{SO}_3)_3$
4. $\text{Mn}_3(\text{PO}_4)_4$
5. $\text{Co(NO}_2\text{)}_3$
6. $\text{Ba}_3\text{N}_2$
7. $\text{CrS}_2$
8. $\text{Na}_2\text{O}$
9. $\text{K}_3\text{P}$
10. $(\text{NH}_4)_2\text{SO}_4$
11. $\text{Mg}_3(\text{PO}_4)_2$
12. $\text{CuBr}_2$

Part II: Names for Formulas

1. Barium hydroxide
2. Sodium sulfate
3. Ammonium sulfite
4. Aluminum sulfide
5. Gallium(III) phosphate
6. Nickel(V) sulfate
7. Potassium nitrite
8. Iron(III) oxide
9. Magnesium oxide
10. Boron trichloride
11. Strontium bromide
12. Ammonium nitrite