unit 3: ionic and metallic substances review
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Unit 3: Ionic and Metallic Substances Review. Honors Chemistry. 1. Which of the following is ionic?. NF 3 HCl CuCl 2 CO 2. 2. Which of the following is covalent?. MgO H 3 N FeO ZnCl. 3 . To form an ion Nitrogen will. Lose 3 electrons to become N 3- Lose 3 electrons to become N 3+ - PowerPoint PPT PresentationTRANSCRIPT
Unit 3: Ionic and Metallic Substances Review
Honors Chemistry
1. Which of the following is ionic?
A. NF3
B. HClC. CuCl2
D. CO2
2. Which of the following is covalent?
A. MgOB. H3N
C. FeOD. ZnCl
3. To form an ion Nitrogen will
A. Lose 3 electrons to become N3-
B. Lose 3 electrons to become N3+
C. Gain 3 electrons to become N3-
D. Gain 3 electrons to become N3+
4. To form an ion K will
A. Lose 1 electron to become K-
B. Lose 1 electron to become K+
C. Gain 1 electron to become K-
D. Gain 1 electron to become K+
5. What is the correct name for CaCl2?
A. calcium chlorideB. calcium dichlorideC. monocalcium dichlorideD. calcium (I) chlorideE. calcium (II) chloride
Need help with naming? Watch this.
6. What is the correct name for CuCl2?
A. copper chlorideB. copper dichlorideC. monocopper dichlorideD. copper (I) chlorideE. copper (II) chloride
Need help with naming? Watch this.
7. What is the correct name for NaOH?
A. sodium oxygen hydrideB. sodium hydroxideC. Sodium monooxygen monohydrideD. sodium (I) hydroxideE. sodium (II) hydroxide
Need help with naming? Watch this.
8. What is the correct name for NH4Cl?
A. nitrogen tetrahydrogen chlorideB. nitrogen (I) tetrahydrogen chlorideC. ammonium chlorideD. ammonium (I) chloride
Need help with naming? Watch this.
9. What is the correct name for FeC2H3O2?
A. iron carbon hydrogen oxideB. iron (I) carbon hydrogen oxideC. Iron (I) dicarbon tri hydrogen dioxideD. iron (I) acetate
Need help with naming? Watch this.
10. What is the correct formula for magnesium oxide?
A. Mg2O2
B. MgOC. MgO2
D. Mg2O
Need help with naming? Watch this.
11. What is the correct formula for mercury (II) sulfite?
A. HgSO3
B. HgSO4
C. Hg2(SO3)2
D. Hg(SO3)2
Need help with naming? Watch this.
12. What is the correct formula for iron (III) oxide?
A. FeOB. Fe2O3
C. Fe3O2
D. Fe(OH)3
Need help with naming? Watch this.
13. What is true about electrons in ionic bonds?
A. Electrons are shared equallyB. Electrons are shared unequallyC. Electrons are transferred from the metal to
the nonmetalD. Electrons are transferred from the nonmetal
to the metalE. Electrons move freely in in a “sea of electrons
14. What is true about electrons in nonpolar covalent bonds?
A. Electrons are shared equallyB. Electrons are shared unequallyC. Electrons are transferred from the metal to
the nonmetalD. Electrons are transferred from the nonmetal
to the metalE. Electrons move freely in in a “sea of electrons
15. What is true about electrons in polar covalent bonds?
A. Electrons are shared equallyB. Electrons are shared unequallyC. Electrons are transferred from the metal to
the nonmetalD. Electrons are transferred from the nonmetal
to the metalE. Electrons move freely in in a “sea of electrons
16. What is true about electrons in metallic bonds?
A. Electrons are shared equallyB. Electrons are shared unequallyC. Electrons are transferred from the metal to
the nonmetalD. Electrons are transferred from the nonmetal
to the metalE. Electrons move freely in in a “sea of electrons
17. Why is it incorrect to call NaCl a molecule?
A. Molecules contain more than two atomsB. Molecules occur between a metal/nonmetalC. Many ions of Na+ and Cl- exist in a crystal
latticeD. One ion of Na+ and Cl- have an ionic bondE. The sodium ion forms a metallic bond with
other sodium ions
17. What is the general trend of electronegativity on the periodic table?
A. Electronegativity decreases as you move to the left and up
B. Electronegativity decreases as you move to the right and down
C. Electronegativity decreases as you move to the left and down
D. Electronegativity decreases as you move to the right and up
17. Which is more electronegative, carbon, nitrogen, sulfur or phosphorus?
A. carbonB. nitrogenC. sulfurD. phosphorus
18. Fill out this table with formulas
K Ca Cr (III) Pb (IV)
Br
CO32-
N
PO43-
18. Fill out this table with formulas
K Ca Cr (III) Pb (IV)
Br KBr CaBr2 CrBr3 PbBr4
CO32- K2CO3 CaCO3 Cr2(CO3)3 Pb(CO3)2
N K3N Ca3N2 CrN Pb3N4
PO43- K3PO4 Ca3(PO4)2 CrPO4 Pb3(PO4)4
19. For K and S: a.) draw the electron dot structure b.) show the transfer of electrons to form ionsc.) draw the resulting ionsd.) write the formula of the compound they form
K . S ......
K .
..2K+ + S2-
K2S
......