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- 1. Multiple ChoiceWhen two atoms share electrons, a chemical bond is formed. This type of bond is called:covalent bondionic bondcrystal bondpolyatomic bond
- 2. Multiple ChoiceWhich of the following is a characteristic property of molecular compounds?low melting pointshigh melting pointshigh boiling pointshigh electric conductivity
- 3. Multiple ChoiceWhat type of compound consists of molecules that made of atoms that are covalently bonded?ioniccrystalnoncovalentmolecular
- 4. Multiple ChoiceWhat is the prefix for 1?monoditritetra
- 5. Multiple ChoiceHow are covalent bonds explained?When one atom takes the other atom's electronWhen the atom shares an electron with an another atomWhen the two nucleus mergeWhen the neutrons leave the nucleus
- 6. Multiple ChoiceHow many are shared in a single bond?2 pairs421
- 7. Multiple ChoiceHow many are shared in a double bond?24 pairs64
- 8. Multiple ChoiceHow many electrons are shared in a triple bond?636 pairs5
- 9. Multiple ChoiceWhy do ionic bonds form?so the number of protons equals the number of electronsto fill the outermost energy levelso an atom can become unstable
- 10. Multiple ChoiceThe chemical bond formed when two atoms share electrons is called a(an) IONIC bond.TrueFalse
- 11. Multiple ChoiceWhich consists of carbon atoms?graphitediamondfullereneall of these
- 12. Multiple Choice
What structure is shown in the diagram?DiamondGraphite - 13. Multiple ChoiceWhich has a free delocalized electron between layers that gives rise to electrical conductivity ?graphitediamondfullerenenone of these
- 14. Multiple ChoiceWhich is used in pencils ?graphitediamondfullerenenone of these
- 15. Multiple ChoiceWhich is made of balls or cages of carbon?graphitediamondfullerenenone of these
- 16. Multiple ChoiceWhat structure is shown in the diagram?DiamondGraphitefullerene
- 17. Multiple ChoiceWhat elements generally make an ionic bond?metal and nonmetal2 or more nonmetalsmetalnone of the above
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