Chemistry 104 

Fall 2010

Project #1

 

Exercise 1:  Names from symbols

 

Symbol

Name

Metal*

Group (family)

S,L,G

Diatomic?

Mg

magnesium

alkaline earth

s

no

Ca

calcium

M

alkaline eath

s

no

Na

sodium

M

alkali

s

no

Li

lithium

M

alkali

s

no

C

carbon

N

 

s

no

N

nitrogen

N

 

g

yes

Cl

chlorine

N

halogen

g

yes

Ba

barium

M

alkaline earth

s

no

K

potassium

M

alkali

s

no

P

phosphorus

N

 

s

no

Mn

manganese

M

 

s

no

I

iodine

N

halogen

s

yes

Br

bromine

N

halogen

l

yes

Sr

strontium

M

alkaline earth

s

no

Ne

neon

N

noble gas

g

no

Hg

mercury

M

 

l

no

Ag

silver

M

 

s

no

Sb

antimony

O

 

s

no

Bi

bismuth

M

 

s

no

Cu

copper

M

 

s

no

B

boron

O

 

s

no

H

hydrogen

M and N

 

g

yes

 

 *M=metal, N=nonmetal, O=metalloid

 

Exercise 2:  Symbols from names:

 

Name

Symbol

Metal?

Group(family)

S, L, G

diatomic?

carbon

C

N

 

s

no

calcium

Ca

M

alkaline earth

s

no

copper

Cu

M

 

s

no

chromium

Cr

M

 

s

no

cadmium

Cd

M

 

s

no

cesium

Cs

M

alkali

s

no

potassium

K

M

alkali

s

no

phosphorus

P

N

 

s

no

fluorine

F

N

halogen

g

yes

sodium

Na

M

alkali

s

no

beryllium

Be

M

alkaline

s

no

boron

B

O

 

s

no

 

Exercise 3:  Names from formulas:

 

1. CaI2

calcium iodide

2. P2O3

diphosphorus trioxide

3. CO

carbon monoxide

4. PbO

lead(II) oxide

5. CO2

carbon dioxide

6. PbO2

lead(IV) oxide

7. FeO

iron(II) oxide

8. CoBr2

cobalt(II) bromide

9. Fe2O3

iron(III) oxide

10. CoBr3

cobalt(III) bromide

11. HgI2

mercury(II) iodide

12. SeO2

selenium dioxide

13. Ag2O

silver oxide

14. SO2

sulfur dioxide

15. CuBr

copper(I) bromide

16. SO3

sulfur trioxide

17. NO2

nitrogen dioxide

18. MgCl2

magnesium chloride

19. H2S

hydrogen sulfide

20.Mg3N2

magnesium nitride

21. Na2S

sodium sulfide

22. Mg3P2

magnesium phosphide

23. H2O

dihydrogen monoxide (water)

24. NH3

nitrogen trihydride (ammonia)

 

Exercise 4:  Formulas from Names:

 

1. magnesium nitride

Mg3N2

2. iron(II) oxide

FeO

3. magnesium oxide

MgO

4. iron(III) chloride

FeCl3

5. hydrogen fluoride

HF

6. magnesium iodide

MgI2

7. potassium fluoride

KF

8. copper(I) oxide

Cu2O

9. calcium chloride

CaCl2

10. silver oxide

Ag2O

11. aluminum bromide

AlBr3

12. chromium(III) chloride

CrCl3

13. calcium oxide

CaO

14. manganese(IV) oxide

MnO2

15. calcium nitride

Ca3N2

16. potassium oxide

K2O

17. carbon disulfide

CS2

18. sodium chloride

NaCl

19. barium oxide

BaO

20. boron trifluoride

BF3

 

Exercise 5:  Names from formulas: (Polyatomic ions)

 

1. NaC2H3O2

sodium acetate

2. NaCl

sodium chloride

3. Ca(C2H3O2)2

calcium acetate

4. Al2(SO4)3

aluminum sulfate

5. KNO3

potassium nitrate

6. LiOH

lithium hydroxide

7. (NH4)3PO4

ammonium phosphate

8. NH4NO3

ammonium nitrate

9. NaNO3

sodium nitrate

10. (NH4)2CO3

ammonium carbonate

11. CaSO4

calcium sulfate

12. Fe2(SO4)3

iron(III) sulfate

13. CaCO3

calcium carbonate

14. FeSO4

iron(II) sulfate

15. SrCO3

strontium carbonate

16. KC2H3O2

potassium acetate

17. NH4C2H3O2

ammonium acetate

18. NH4Cl

ammonium chloride

19. Ca(NO3)2

calcium nitrate

20. KOH

potassium hydroxide

21. Ca3(PO4)2

calcium phosphate

22. Ca(OH)2

calcium hydroxide

23. NaNO3

sodium nitrate

24. FeCO3

iron(II) carbonate

25. Cu(NO3)2

copper(II) nitrate

26. CuNO3

copper(I) nitrate

27. Cr(OH)2

chromium(II) hydroxide

28. CaCO3

calcium carbonate

29. (NH4)2SO4

ammonium sulfate

30. (NH4)2S

ammonium sulfide

 

Exercise 6:  Formulas from Names:

 

1. ammonium hydroxide

NH4OH

2. ammonium carbonate

(NH4)2CO3

3. aluminum hydroxide

Al(OH)3

4. aluminum phosphate

AlPO4

5. sodium phosphate

Na3PO4

6. calcium phosphate

Ca3(PO4)2

7. calcium sulfate

CaSO4

8. copper(II) sulfate

CuSO4

9. calcium hydroxide

Ca(OH)2

10. magnesium sulfate

MgSO4

11. barium nitrate

Ba(NO3)2

12. iron(II) nitrate

Fe(NO3)2

13. calcium acetate

Ca(C2H3O2)2

14. magnesium hydroxide

Mg(OH)2

15. potassium bicarbonate

KHCO3

16. calcium nitrate

Ca(NO3)2

17. ammonium nitrate

NH4NO3

18. lithium sulfate

Li2SO4

19. iron(II) hydroxide

Fe(OH)2

20. copper(I) bromide

CuBr

21. lithium nitrate

LiNO3

22. potassium sulfate

K2SO4

23. chromium(III) acetate

Cr(C2H3O2)3

24. manganese(III) sulfate

Mn2(SO4)3