SAT Chemistry Practice Test: Bonding

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Question 20 questions

Time 15 minutes

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1. Which substance has a polar covalent bond between its atoms?

A. K3N
B. Ca3N2
C. NaCl
D. F2
E. NH3

2. Which kinds of bonding can be found in a sample of H2O(l)?

A. Hydrogen bonds only
B. Nonpolar covalent bonds only
C. Ionic and nonpolar hydrogen bonds
D. Both polar covalent and hydrogen bonds
E. Metallic and ionic bonds

3. When an ionic compound is dissolved in water, the ions in solution can best be described as

A. hydrated molecules only
B. dehydrated ions and molecules
C. both hydrated molecules and hydratedions
D. neither hydrated ions nor hydrated molecules
E. hydrated ions only

4. Which substance represents a molecule that can combine with a proton (H1+)?

A. NH3
B. Na1+
C. HCl
D. H3O1+
E. H

5. Which compound contains no ionic character?

A. NH4Cl
B. CaO
C. K2O
D. Li2O
E. CO

6. The forces of attraction that exist between nonpolar molecules are called

A. Van der Waals / dispersion forces
B. ionic bonds
C. covalent bonds
D. electrovalent bonds
E. metallic bonds

7. Which substance is a network solid?

A. Li2O
B. SiO2
C. H2O
D. CO2
E. NaCl

8. Which molecule is a polar molecule?

A. N2
B. H2O
C. CH4
D. CO2
E. KCl

9. Which is the chemical formula for iron(III) sulfate?

A. Fe2SO4
B. Fe3SO4
C. Fe(SO4)3
D. Fe2(SO4)3
E. Fe2S3

10. In which of the following compounds are hydrogen bonds between molecules the strongest?

A. HF
B. HCl
C. HBr
D. HI
E. HAt

11. When a salt dissolves in water, the water molecules are attracted by ions in solution. This attraction is called

A. atom-atom
B. molecule-molecule
C. molecule-ion
D. ion-ion
E. atom-ion

12. Which element is expected to have a “sea” of electrons?

A. Hydrogen
B. Nitrogen
C. Cobalt
D. Chlorine
E. Oceanium

13. In which of the following liquids are the Van der Waals forces of attraction between the molecules weakest?

A. Xe
B. Kr
C. Ar
D. Ne
E. He

14. Which molecule has both nonpolar intramolecular and nonpolar intermolecular bonds?

A. CCl4
B. CO
C. HF
D. HCl
E. F2

15. The name of the compound MgBr2 is

A. manganese bromite
B. manganese bromide
C. magnesium bromite
D. magnesium bromide
E. magnesium dibromide

16. The anion S2- is called

A. sulfide
B. sulfite
C. sulphorus
D. sulfuron
E. sulfate

17. The compound PF5 is called

A. monophorofluoride
B. phosphorus pentafluoride
C. pentaphosphoro fluoride
D. phosphorus tetrafluoride
E. potassium pentafluoride

18. Element X forms the compounds XCl3 and X2O3. Element X would most likely belong to the group called

A. alkali metals
B. alkaline earth metals
C. group 13
D. halogens
E. noble gases

19. When oxygen reacts with an alkali metal the general formula of the compound will be

A. MO2
B. M2O
C. M2O3
D. M3O2
E. MO

20. How many sigma and pi bonds are found in the following molecule?
H—C— — —C—CH2—CH2—CH— —CH2

A. There are 3 pi bonds and 13 sigma bonds.
B. There are 12 sigma bonds and 5 pi bonds.
C. There are 12 sigma bonds and 2 pi bonds.
D. There are 2 pi bonds and 4 sigma bonds.
E. There are 8 sigma bonds and 2 pi bonds.