Match the items.
| 1. MgS | a. sodium sulfide | |
| 2. FeO | b. iron (II) oxide | |
| 3. BaSO3 | c. barium sulfite | |
| 4. Al(OH)3 | d. silver chloride | |
| 5. Zn(NO3)2 | e. potassium cyanide | |
| 6. Na2S | f. aluminum hydroxide | |
| 7. K2SO4 | g. magnesium sulfide | |
| 8. AgCl | h. zinc nitrate | |
| 9. PbO2 | i. lead (IV) oxide | |
| 10. KCN | j. potassium sulfate |
(Answers: 1. g 2. b 3. c 4. f 5. h 6. a 7. j 8. d 9. i 10. e)
| 1. Ca3(PO4)2 | a. ammonium hydroxide | |
| 2. NaOH | b. barium nitride | |
| 3. PbCl2 | c. calcium bromide | |
| 4. KNO3 | d. calcium phosphate | |
| 5. NaNO2 | e. chromium (III) oxalate | |
| 6. Fe2O3 | f. iron (III) oxide | |
| 7. NH4OH | g. lead (II) chloride | |
| 8. Ag2S | h. potassium nitrate | |
| 9. Ba3N2 | i. potassium permanganate | |
| 10. KSCN | j. potassium thiocyanate | |
| 11. Zn(C2H3O2)2 | k. silver sulfide | |
| 12. KMnO4 | l. sodium hydroxide | |
| 13. NaClO | m. sodium hypochlorite | |
| 14. Cr2(C2O4)3 | n. sodium nitrite | |
| 15. CaBr2 | o. zinc acetate |
(Answers: 1.D 2.L 3.G 4.H 5.N 6.F 7.A 8.K 9.B 10.J 11.O 12.I 13.M 14.E 15.C)
Video Questions:
Mendeleev arranged the elements by increasing atomic
mass
number
theory
What is the electron distribution of carbon, which has an atomic number of six?
1s²2s²2p²
1s¹2s¹3s¹3p³
1s²2s²3s²
1s²2s²3p²
A molecular compound is composed of metals sharing electrons.
False
True
What is the name of the compound represented by the chemical formula OF2?
oxygen difluoride
monoxygen difluoride
oxygen bifluoride
monoxygen bifluoride
The formula Fe2O3 represents the compound:
iron (III) oxide
iron oxide
iron (II) oxide
di-iron trioxide
When naming an alkane, the prefix denoting one carbon in the compound is:
meth
eth
but
pent
In binary ionic compounds, the ending of the anion is -ide.
True
False