The Structure of Matter

Terminology encountered in the study of compounds.

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Down 2. naturally occuring organic compounds 3. the combination of substances with no chemical bonding 5. made up of amino acids 6. made up of carbon, hydrogen, oxygen, and nitrogen 7. have-OH groups, behave like water molecules 9. tells the smallest whole number ratio of atoms 10. having both ionic and covalent bonds 12. example is sugar glucose 14. ions having lost electrons and are positively charged 15. examples are mono, di, tri, tetra 16. compound model shown with spheres molded together 17. bonds formed by sharing one or more pairs of electrons 22. hydrocarbons having only single covalent bonds

Across 1. attractive forces that hold different atoms or ions together 4. tells how atoms are oriented in space 8. moving charges 11. the distance between the nuclei of two bonded atoms 13. covalently bonded compound made up of molecules 16. compounds model represented by letters and lines 18. determines your entire genetic makeup 19. the combination of elements producing substances with different properties 20. tells how many atoms are in one molecule 21. bonds formed between oppositely charged ions 23. compound model made up of spheres and rods connecting them 24. made up of large molecules 25. strong bonds as found in table salt 26. oxygen molecule attracted to a hydrogen molecule 27. ions having gained electrons and are negatively charged 28. bonds formed by metals like copper

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