Chapters 1 and 2

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Chapters 1 and 2
1
2
3
4
5
6
8
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9
10
11
13
12
14
15
16
17
18
ACROSS
3. The atoms in a molecule are held together
by ___ bonds.
5. Dipole moment is a measure of the ___
of a molecule.
8. Atoms with more than their "normal"
number of bonds have a positive ___
charge.
11. The slight charges that result when
electron density shifts through sigma
bonds are a(n) ___ effect.
13. Atoms of the same element that have
different mass numbers.
15. The bond ___ for an sp3 hybridized atom
is 109.5°.
16. The ion/molecule that is formed when a
base gains a proton is called a(n) ___
acid.
17. Valence electrons that are not shared are
called ___ electrons.
18. Carbon has a greater ___ than hydrogen
and the metal elements.
DOWN
1. A carbon that has a triple bond is ___
hybridized.
2. Single, double, and triple bonds each have
one ___ bond.
4. The geometry around an sp3 hybridized
atom like the carbon in methane.
6. ___ orbitals are formed by blending
orbitals from 2 or more atoms.
7. When an atom's orbitals are blended
together an equal number of ____ orbitals
are formed.
9. ___ structures show all the valence
electrons in the molecule.
10. The distribution of delocalized electrons
can be represented by 2 or more ___
structures (forms).
12. A Lewis base is an electron ___.
14. The smaller the ___ value, the stronger
the acid
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