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42 Cards in this Set
- Front
- Back
an atom that gives one or more electrons will have a __________ charge
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negative
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an atom that loses one or more electrons will have a ___________ charge
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positive
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an atom that gains or loses one or more electrons is called a _____________
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ion
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a positive ion is called a __________ and a negative ion is called an__________
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cation & anion
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atoms ___________ one or more electrons with each other form the bond
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share
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each atom is left with a ___________ outer shell
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complete
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a covalent bond forms between two _____________
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nonmetals
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the joining of atoms to form new substances is ___________
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chemical bonding
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a force of attraction that holds two atoms together is ____________
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chemical bond
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the electrons in the outermost energy level of an atom is ___________
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ionic bond
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the force of attraction between oppositely charged ions is ___________
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ionic bond
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charged particles that form during chemical changes when one or more valence electrons transfer from one atom to another is __________
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ions
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the ions that make up an ionic compound are bonded in a repeating three-demensional pattern is called__________
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crystal lattice
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a force of attraction between the nuclei of atoms and the electrons shared by thr atoms __________
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covalent bonding
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a neutral group of atoms held together by covalent bonds______________
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molecule
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the force of attraction between a positivey charged metal ion and the electrons in a metal
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metallic bond
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T or F...
Every substance in the world can be made out of 100 elements |
true
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sugar is made from whichof the following elements...
carbon,hydrogen,oxygen, and nitrogen |
carbon,hydrogen, and oxygen
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a chemical bond is the _________ of attraction that holds a pair of atoms together
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force
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in order to make the overall charge of an atom 0, there must be an equal number of of negatively charged _________ and positively charged_______
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electrons and protons
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T or F...
valence electrons are the electrons in the atoms innermost energy level? |
false
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which electrons will determine whether or not an atom will form bonds?
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the electrons in the outermost energy level
(VALENCE ELECTRONS) OH YEAH BABY!!!!!!!!!!!!!! PEACE OUT:) |
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an atom will not normally form a chemical if it has ______ valence electrons
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8
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why does a helium atom only need 2 valence electrons?
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because it will still have a complete outer shell
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the 3 types of chemical bonds are _________,___________, and _________
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ionic
covalent metallic |
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T or F...
an atom looses 1 or more valence electrons from its outermost energy level becomes a positively charged ion |
true
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the names of negative ions that form when atoms gain electrons have the ending __________
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-ide
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T or F...
a large amount of energy is released when atoms of group 17 elements lose electrons |
false
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T or F...
covalent bonds form between atoms that require a large amount of energy in order to lose an electron |
true
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in a covalent bond, neither atom looses or gains an electron. instead, one or more electrons are _________ by the atoms
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shared
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a group of atoms held together by covalent bonds is a neutral particle called a _________
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molecule
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T or F...
in a lewis dot diagram, each dot represents one proton |
false
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T or F...
diatomic molecules are the simplest kinds of molecules. they consist of 2 or more atoms bonded together |
true
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give 3 examples of complex molecules _____________, _________, and ___________
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gasoline, plastic, and protiens
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T or F...
In a metal, "swimming" protons surround the metal ions |
false
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what are 3 properties of metals that are a result of metallic bonding, _________, _________, _____________
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conductility
maluability ductility |
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Because ions in a metal can be easily rearranged without breaking the metallic bonds, metals tend to be easy
a.shattered c.reshaped b.crystallized d.broken |
c.reshaped
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which of the following is not a typical property of a metal?
a.malleability c.conductivity b.dictility d.brittleness |
d.brittleness
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besides being valuable in the jewelry industry, gold is special because it can be hammered into a very thin foil. this property is called
a.malleability c.conductivity b.ductility d.brittleness |
a.malleability
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ahhhhhhhhhh....... aren't yah glad u dont got to do nothin on this card
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yes
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dis is bp what am i thinking
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i love u
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dis is bubbles wut am i finking
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i love u
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