Page 201 - Teacher Preview Copy

Topic 4: Chemical
. bonding

13. Polar/nonpolar/coordinate/network solid: Determining formulas and names

1. Which formula contains nonpolar covalent bonds?
1) NH3 2) H2O 3) O2 4) NaCl

2. In which formula are the atoms held together by nonpolar covalent bonds? 4) LiF
2) OF2

3) HF

1) F2

3. Which pair of atoms are held together by a nonpolar covalent bond?
1) Co – Cl 2) K – O 3) N – H 4) N – N

4. The bonding in which formula is polar covalent?
1) Calcium Teacher Preview Copy
Teacher Preview Copy
1) H2O 2) H2 3) O2 4) Na2O
5. Which compound contains atoms held together by polar bonds?
1) CaCl2 2) CO2 3) O2 4) Li2O

6. Which two atoms are held together by a polar covalent bond?

1) Br-Cl 2) Al-Cl 3) Cl-Cl 4) Sr-Cl
7. In which substance is the bonding network covalent?
1) O2 2) SiO2 3) NaCl 4) HCl

8. Which substance contains network solid covalent bonding?
1) H2O 2) SO2 3) C 4) Br2
9. Coordinate covalent bonding would be found in which species?
1) Hydronium ion 2) Hydrogen ion 3) Oxygen 4) Sodium chloride

10. Which formula contains atoms held together by a coordinate covalent bond?
+
1) SiC 2) CaCl2 3) NH3 4) NH4

14. Metallic bonding: Determining formula and names containing metallic bonding

1. In which substance would the atoms be held together by a metallic bonding?

2) Carbon 3) Oxygen 4) Helium
2. The atoms of which substance are held together by a metallic bond?
1) H2(g) 2) H2O (l) 3) SiC(s) 4) Fe(s)

3. Which substance contains metallic bonding?
1) Sodium Chloride 3) Hydrogen chloride
2) Carbon 4) Copper

4. Which electron configuration belongs to a substance whose atoms are held together by metallic bonds?
1) 2 – 8 – 8 2) 1 3) 2 – 8 – 18 – 18 4) 2 – 8 – 18 – 5
Copyright©2010 E3 Scholastic Publishing. All Rights Reserved. SurvivingChem.com 191