Review for the periodic table exam
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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How do you find the number of energy levels an atom has? | By looking at which period (row) the element is located on the periodic table.
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Which particle of an atom has almost NO mass? | electron
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How do you find the mass number of an atom? | Add the protons and neutrons in the nucleus.
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Which elements have properties of both metals & nonmetals? | metalloids
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Which elements on the periodic table are non-reactive? | noble gases
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Which elements are most similar - the elements in a group or the elements in a period? | group
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Looking at period 3 on the periodic table..do the metals or nonmetals have a larger mass? | nonmetals
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Which atom particle determines its identity? | proton
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What determines an atom's reactivity? | valence electrons
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The periodic table is arranged by what property of an atom? | atomic #
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Which particle determines an element's atomic #? | proton
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What is the electric charge of an atom? | neutral
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Which particles are in the nucleus? | protons & neutrons
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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:
dmiles
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