Stress Pattern

Number of Syllables

Primary Stress

PO si tive

3

first

Suggested exercises

1.  Explain why the water molecules in the image are oriented the way they are.
F

Useful words

dipole
negative end is oxygen
cation
little circles are nuclei, not oxygen atoms
F

2. A student asks you if all water-soluble species have positive charge.  Give an answer.
F

negative charge
anions
opposite orientation of water molecules
neutral
hydrogen bonding
polar versus non-polar
F