Beaver Local 5
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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show | Mendeleev
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How did Mendeleev arrange elements in the periodic table? | show 🗑
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show | Similar properties
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Why did Mendeleev leave gaps in the periodic table? | show 🗑
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How did Moseley arrange the periodic table? | show 🗑
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How is an atom's atomic number distinguished? | show 🗑
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show | by atomic number
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show | Periodic Law
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show | Period
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The vertical column of the periodic table is called the ______________ | show 🗑
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show | Metals
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What does not conduct electricity well? | show 🗑
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Are properties in a column or a period more alike? | show 🗑
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What are the electrons called that are considered part of an outer "shell" electrons? | show 🗑
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What determines the group that an element is placed in? | show 🗑
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Where are metals found? | show 🗑
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Where are non-metals found? | show 🗑
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show | similar physical and chemical properties
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show | 1)the number of protons in the nucleus; 2)the number of electrons in it's inner shells
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show | Ionization
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T or F? The fewer electrons present in the outer-most shell, makes an element more reactive. | show 🗑
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show | Ion
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What is a positive ion called? | show 🗑
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show | When an atom gives electrons up to fill their outer shell making the atom become positively charged
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What is a negative ion called? | show 🗑
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show | Anion because it will have 1 more electron than proton (making it negatively charged)
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show | Metals; nonmetals; semi-conductors
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What elements are found on the left side of the periodic talbe; good conductors to electricity and heat; are ductile, and are shiny? | show 🗑
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What elements are found on the right side of the periodic table; poor conductors of electricity and heat; not malleable or ductile; and not shiny? | show 🗑
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show | Insulators
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Elements that can conduct electricity under CERTAIN CONDITIONS | show 🗑
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show | Metalloids
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Which category contains the most elements? | show 🗑
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show | semi-conductors
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show | Family
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How many "families" are the elements split into? | show 🗑
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show | The elements in a family have the same number of valence electrons
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What 3 metals are in the metal families? | show 🗑
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What are the metals which are present in Group 1; soft and shiny; reacts violently with water (such as sodium - Na)? | show 🗑
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show | Because it has only one valence electron and can easily be removed to form a positive ion.
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show | alkaline-earth metals
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How many valence electrons do alkaline-earth metals have? | show 🗑
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What metals are in Group 3-12 | show 🗑
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show | Because they are less reactive
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show | Radioactive
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What is the only non-metal that is not found on the right side of the periodic table? | show 🗑
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show | True
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show | Noble Gas (example = neon)
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show | Because their outer shells are filled
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Do noble gases join with other elements to form compounds? | show 🗑
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show | Halogen
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What are the most reactive non-metals? | show 🗑
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How many electrons are in a halogens outer shell? | show 🗑
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Why are halogens easily combined with alkali metals? | show 🗑
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Semiconductors are sometimes called ________________________ | show 🗑
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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.
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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:
kjones0722
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