Periodic Table Review
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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| Who Developed the periodic table fo the elements? | Dmitri Mendeleev
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| how is the periodic table organized? | By increasing atomic number
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| What name is given to a row in the periodic table? | period
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| What name is given to a column in the periodic table? | Family or group
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| What is true of all elements in the same family? | they have the same number of electrons in their outer energy level (orbital)
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| What is true of all elements in the same period? | they have the same number of energy levels (orbitals)
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| How many periods are there in the periodic table? | 7
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| Why are there 2 rows separated from the rest of the table? | to make it easier to fit on book pages/poster
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| Elements can be divided into what three classes? | metals, non-metals, metalloids
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| Most of the elements belong to which class of elements, metals, non-metals, or metalloids? | metals
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| As you move from left to right across a period the elements become ______ metallic. | less
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| What does malleable mean? | able to be flattened into a thin sheet
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| What does ductile mean? | Able to be pulled into a thin wire
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| Which class of elements are dull, poor conductors, and not malleable? | non-metals
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| Which class of elements shares some metal and some non-metal characteristics | metalloids
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| When writing an element symbol, the first letter is always ________ _________ | upper case
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| Pb is lead and Sn is tin. Why don't the symbols match the names for these elements? | because their symbol is based on the Greek or Latin name for the element
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| In what general area are the non-metals found on the periodic table? | the right side of the table
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| This family of elements all have one electron in thier outer level and contains the most reactive metals and | alkali metals
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| This family of elelemts contains reactive metals with 2 electrons in thier outer level | alkali earth metals
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| This family contains unreactive non-metals. They are all gases found in small quantities in the atmosphere | noble gases
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| This family contains the most reactive non-metals, they all have 7 electrons in their outer level | halogens
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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:
jtollefson
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