atomic structure
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 created the periodic table? | Dimitri mendeleev
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| How many elements are in the periodic table? | 118
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| what particles make up the atom? | protons, neutrons and electrons
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| what is the atomic number of an element? | number of protons in the atom of an element
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| what is the mass number of an element ? | sum of protons and neutrons in an atom of an element
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| how many groups are there in the periodic table? | 8
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| what charge is on a proton? | positive
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| what charge is on a neutron? | neutral
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| what charge is on an electron? | negative
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| what is found in an orbital? | electrons
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| where is the proton located? | the nucleus
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| where is the neutron located? | the nucleus
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| do any 2 elements have the same atomic number ? | no
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| how many electrons are in the first shell of an atom? | 2
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| how many electrons does an atom want in the outer shell? | 8
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| where is the electron likely to be found ? | in an orbital around the nucleus
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| true/false an atom becomes more stable with a full outer shell? | true
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| true/false carbon has 3 shells? | false
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| true/false neils bohr created a model for drawing atoms? | true
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| Where are the noble gases located on the periodic table? | group 8
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| true/false the noble gases are very reactive? | false
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| why are noble gases nonreactive? | they have a full outershell
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| is neon a noble gas? | yes
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| how many electrons are in neon outer shell? | 8
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| group 7 has 7 electrons on their outershell .. how many electrons does group 2 have on its outershell? | 2
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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:
donohm32
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