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- 1. Multiple ChoiceAn ionic compound of calcium and chlorine would be namedcalcium chlorine.calcium chlorite.calcium chloride.chlorine calcium.
- 2. Multiple ChoiceA covalent compound made of one sulfur and two oxygen atoms would be namedsulfur dioxide.sulfur oxide.disulfur oxide.sulfide oxygen.
- 3. Multiple ChoiceAn ionic compound made of copper (Cu2+) and oxygen would be namedcopper oxygen.copper oxide.dicopper oxide.copper(II) oxide.
- 4. Multiple ChoiceThe covalent compound N2O5 would be namednitrogen oxide.dinitrogen oxide.nitrogen pentoxide.dinitrogen pentoxide.
- 5. Multiple ChoiceBecause the overall charge in a compound must be ____________, the charge of iron in Fe2O3 can be calculated as 3+.2+1+01-
- 6. Multiple ChoiceIn the compound TiO2, titanium has a charge of4+2+2-4-
- 7. Multiple ChoiceThe chemical formula for an ionic compound of aluminum and chlorine isAlCl.ClAl.AlCl3.Al3Cl.
- 8. Multiple ChoiceThe chemical formula for an ionic compound of potassium and oxygen isKO.K2O.K2O2.KO2.
- 9. Multiple Choice
Valence electrons are found
in the innermost energy level of an atom
in the outermost energy levels of an atom
in the middle energy levels of an atom
- 10. Multiple Choice
When naming ionic compounds, the metal is always named first and the nonmetal is always named second.
True
False
- 11. Multiple Choice
How do covalent bonds form?
By donating and receiving valence electrons between atoms.
Opposite slight charges attract each atom in the compound.
Scientists still aren't sure.
Sharing valence electrons between atoms.
- 12. Multiple Choice
What two types of atoms make a covalent bond?
2 Nonmetals
2 Metals
1 Metal and 1 Nonmetal
2 Noble Gases
- 13. Multiple Choice
Covalent compounds can have
Single Bonds
Double Bonds
Triple Bonds
Quadruple Bonds
- 14. Multiple Choice
When an atom loses an electron, it becomes a
positive ion
negative ion
neutral ion
neutral atom
- 15. Multiple Choice
Why do all bonds form?
so the number of protons equals the number of electrons
so an atom can become unstable
to fill the outermost energy level
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