Science
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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Group # | number of electrons in outer level
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Period # | number of energy levels it has
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What’s in nucleus? | protons and neutrons
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Where is electron cloud & what’s in it | around the nucleus & empty space with electrons
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Electrons | close to nucleus & far from nucleus
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What happens as you move down periodic table | closer electron is to nucleus the stronger the force (attraction). closer electrons are harder to remove, far electrons easier to remove
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Noble gasses | called “stable” if outer shell is full
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Energy Steps | how many can 1st & 2nd levels hold? first level can hold 2, and the second can hold 8
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Ions | An atom that is no longer neutral because it has lost or gained an electron
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Covalent Bond | The chemical bond that forms between nonmetal atoms when they share electrons.
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Ionic Bond | The attraction that holds the ions close together, is a type of chemical bond
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Chemical Formula | A combination of chemical symbols and numbers that shows which elements are present in an compound
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Molecule | the neutral partical formed when atoms share electrons
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Electron Dot Diagrams | a symbol to show how many electrons are in the outer energy level
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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:
bau04ava15bikini17
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