Gen. Chemistry
Name:
Date:
Chemical Names and Formulas
Ch 9 HW problems
Directions: For each of the following, indicate the type of compound and the chemical name.
Type of Compound
Chemical name
(Ionic or Molecular)
1. LiF
______________________________
________________________________
2.
MnCl3
______________________________
________________________________
3.
I6O10
______________________________
________________________________
4.
S4O
______________________________
________________________________
5.
Cs2Cr2O7
______________________________
________________________________
6.
(NH4)2SiO3
______________________________
________________________________
7.
Al2S3
______________________________
________________________________
8.
SnO2
______________________________
________________________________
9.
Sr(HCO3)2
______________________________
________________________________
10. NaOH
______________________________
________________________________
11. HBr
______________________________
________________________________
Directions: Give the chemical formula for the following:
12. Potassium Hydrogen Phosphate
________________________________
13. Iron (II) Nitride
________________________________
14. Iron (III) Nitrite
________________________________
15. Iron (III) Nitrate
________________________________
16. Copper (II) Phosphide
________________________________
17. Calcium Fluoride
________________________________
18. Beryllium Perchlorate
________________________________
19. Trichlorine Octoxide
________________________________
20. Lead (II) Permanganate
________________________________
21. Ammonium Sulfate
________________________________
22. Sulfuric acid
________________________________
Blast From The Past
1. Is alphabet soup a mixture or substance & homogeneous or heterogeneous _______________________
2. How many grams of oxygen were involved in a reaction if you began with 4.8 grams of hydrogen and ended up with 43.2
grams of water?
____________________________________
3. Most of the mass of an atom is found in the _________________. The nucleus has a _____________ charge and all atoms are
electrically ___________________. How many p+ , e- and n0 are in Calcium atom ___________ and a Calcium ion ___________.
Chemistry
Name:
Date:
Chemical Names and Formulas
Ch 9 HW problems
Directions: For each of the following indicate the type of compound and write the chemical name.
____________________________________________________________________________________________
Type of Compound
Chemical name
(Ionic, Molecular, or Acid)
___________________________________________________________________________________________
1. AlCl3
_____________________________
______________________________
2. CuBr2
_____________________________
______________________________
3. Cl2O8
_____________________________
______________________________
4. Fe(MnO4)2 _____________________________
______________________________
5. HF
_____________________________
______________________________
6. NaH2PO4 _____________________________
______________________________
7. SrSO3
______________________________
_____________________________
8. Ba(C2H3O2)2 _____________________________
______________________________
9. P4O9
_____________________________
______________________________
10. H2SO4
_____________________________
______________________________
11. NO2
_____________________________
______________________________
12. HCl
_____________________________
______________________________
13. H3PO4
_____________________________
______________________________
Directions: Write the chemical formula for the following.
14. Lithium Hydrogen Sulfate
______________________________
15. Chromium (II) Phosphite
______________________________
16. Chromium (III) Phosphide
______________________________
17. Chromium (II) Phosphate
______________________________
18. Mercury (II) Bromide
______________________________
19. Calcium Iodide
______________________________
20. Carbon Tetrachloride
______________________________
21. Nitrous acid
______________________________
22. Cobalt (III) Oxalate
______________________________
23. Tin (IV) oxide
______________________________
24. Sulfur pentachloride
______________________________
Directions: Answer the following questions below.
25. Would you expect the following compounds to be ionic or molecular? NaOH ______________
CO ____________
26. How many protons and electrons are in each of these ions?
Calcium ion ____________
Phosphide ion ____________
Rubidium ion ____________