CHEM 101 Midterm: CHEM 101 Drexel CHEM 101 MAKE UP Exam Fall 2010 with answer key
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On the answer sheet (scantron) write your name, student id number, and recitation section number. Choose the best (most correct) answer for each question and enter it on your answer sheet. 1 atm = 760 torr = 760 mm hg. Determine which compounds, if any, exceed the octet rule. I, ii, and iii: write the correct lewis structure for xef4. Page 1 of 5: a lewis diagram is shown below for the so2 molecule. It shows three bonding pairs and a lone pair at sulfur. Page 2 of 5: using vsepr theory, predict the x-a-x angles for the following compounds: It is always a polar molecule: it is never a polar molecule. It may be a polar molecule: it may be an ionic molecule. It cannot be a nonpolar molecule: list whether the following molecules are polar or nonpolar. London (or dispersion) forces hydrogen bonding dipole-dipole attractions.
