Chemistry Vocab

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Across
  1. 2. shows the types and numbers of atoms combined inna single molecule of a molecular compound
  2. 8. ability of a substance to turn into a thin sheet
  3. 11. result sharing of electron pairs between tow atoms
  4. 12. neutral group of atoms that are held together by covalent bonds
  5. 14. an electron-configuration notation in which only the valance electrons of an atom of a particular element are shown, indicated by dots placed around the elements symbols
  6. 16. chemical bond resulting from attraction between cations and anions
  7. 18. tells the kind, number, arrangement, and bonds but not the unshared pairs of the atoms in a molecule
  8. 20. energy required to break a chemical bond and form neutral isolated atoms
  9. 21. mutual attraction between the nuclei and valance electrons of different atoms that bind them
  10. 22. bonded atoms have an unequal attraction for the shared electrons
  11. 23. ability of a substance to be turned into a wire
  12. 24. bonding electrons equally shared by bonded atoms, balanced electrical charge
Down
  1. 1. indicates the relative numbers of the atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts
  2. 3. energy released when one mole of an ionic crystalline compound is formed from gaseous ions
  3. 4. bonding that results in attraction between metal atoms and surrounding electrons
  4. 5. composed of positive and negative ions that are combined so that the #'s of positive and negative charges are equal
  5. 6. multiple covalent bonds
  6. 7. uneven distribution of charge
  7. 9. formulas in which atomic symbols represent nuclei and inner-shell electrons, dot-pairs, or dashes between two atomic symbols represent electron pairs in covalent bond sand dots adjacent to only one atomic symbol represent unshared electrons
  8. 10. charged group of covalently bonded atoms
  9. 13. bonding in molecules or ions that cannot be correctly represented by a single lewis structure
  10. 15. chemical compound whose simplest units are molecules
  11. 17. simplest collection of atoms from which an ionic compounds formula can be written
  12. 19. covalent bond that shares a pair of electrons