A set of key words from chapter 29 & 30
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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| Atom | The smallest particle of an element
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| Proton | Sub-atomic particle with a positive charge
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| Electron | Sub-atomic particle with a negative charge
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| Neutron | Sub-atomic particle with a neutral charge
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| Atomic mass unit |
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| Sub-Atomic Particles |
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| Planetary Model |
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| Atomic number | The number that shows where the element is in the periodic table and shows how many protons and electrons are in the atom.
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| Atomic mass |
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| N= any number (e.g 1,2,3) |
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| Group | Column going down in the periodic table. Elements in the same group are similar.
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| Period |
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| Alkali metal |
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| Alkaline earth metal |
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| Halogens |
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| Nobel gases |
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| Periodic table |
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| Isotopes |
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| Mendelev |
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| Dalton |
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| Neils Bohr |
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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:
r_tothe_ebecca
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