Module 7 - Practice Problems
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| 7.1 | a. 40p 40e 50n b. 80p 80e 122n c. 28p 28e 30n d. 86p 86e 136n
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| 7.2 | ²²Na ²³Na ²⁴Na
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| 7.3 | ⁸⁴Y
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| 7.4 | 3.6 x 10³¹ nm
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| 7.5 | 3.51 x 10ˉ¹³
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| 7.6 | 5.67 x 10ˉ¹⁹
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| 7.7 | 2p. 3s is spherically shaped, and 2p is dumbbell-shaped.
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| 7.8 | a. 1s²2s²2p⁶3s²3p⁶4s²3d² b. 1s²2s²2p⁶3s²3p⁴ c. 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶5s¹
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| 7.9 | a. [Ar]4s²3d³ b. [Kr]5s²4d¹⁰5p² c. [Kr]5s²4d¹⁰5p¹
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| 7.10 | a. "p" does not have seven columns, so "3p⁷" should be "3p⁶". b. "4s²" should come before "3d¹⁰"
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
LiseBrinkley
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