study for 8thgrade science test on Chemical Bonding
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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| Neutron | sub-atomic particle with no charge
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| Electron | the negatively charged particles found in all atoms
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| Proton | the positively charged particles
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| Chemical Bond | a force of attraction that hold 2 atoms together
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| Chemical BondING | the joinING of atoms to form new substances
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| Ionic Bond | Bond where electrons are transferred
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| Covalent Bond | Chemical bond that involves the sharing of electons
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| Metallic Bond | Electrons free to move throughout metallic nuclei
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| Periodic Table, describe how it's organized | Metals on the Left side, Nonmetals on the RIGHT
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| How can the # of valence electrons be found? | Using the family (or group) number
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| Valence Electrons | an electron of an atom, located in the outermost shell (valence shell) of the atom, that can be transferred to or shared with another atom.
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| What are some characteristics of Ionic Bonds? | metal and nonmetal, Ions form a neutral compound, Crystal lattice structure, hard brittle solids-high melting points, btwn. oppositely charged ions
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| What are some characteristics of Covalent Bonds? | Nonmetals ONLY, sharing of e- , LOW melting point and LOW boiling point, Illustrated using e-dot diagrams,
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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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