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42 Cards in this Set

  • Front
  • Back
an atom that gives one or more electrons will have a __________ charge
negative
an atom that loses one or more electrons will have a ___________ charge
positive
an atom that gains or loses one or more electrons is called a _____________
ion
a positive ion is called a __________ and a negative ion is called an__________
cation & anion
atoms ___________ one or more electrons with each other form the bond
share
each atom is left with a ___________ outer shell
complete
a covalent bond forms between two _____________
nonmetals
the joining of atoms to form new substances is ___________
chemical bonding
a force of attraction that holds two atoms together is ____________
chemical bond
the electrons in the outermost energy level of an atom is ___________
ionic bond
the force of attraction between oppositely charged ions is ___________
ionic bond
charged particles that form during chemical changes when one or more valence electrons transfer from one atom to another is __________
ions
the ions that make up an ionic compound are bonded in a repeating three-demensional pattern is called__________
crystal lattice
a force of attraction between the nuclei of atoms and the electrons shared by thr atoms __________
covalent bonding
a neutral group of atoms held together by covalent bonds______________
molecule
the force of attraction between a positivey charged metal ion and the electrons in a metal
metallic bond
T or F...
Every substance in the world can be made out of 100 elements
true
sugar is made from whichof the following elements...
carbon,hydrogen,oxygen, and nitrogen
carbon,hydrogen, and oxygen
a chemical bond is the _________ of attraction that holds a pair of atoms together
force
in order to make the overall charge of an atom 0, there must be an equal number of of negatively charged _________ and positively charged_______
electrons and protons
T or F...
valence electrons are the electrons in the atoms innermost energy level?
false
which electrons will determine whether or not an atom will form bonds?
the electrons in the outermost energy level
(VALENCE ELECTRONS)
OH YEAH BABY!!!!!!!!!!!!!!
PEACE OUT:)
an atom will not normally form a chemical if it has ______ valence electrons
8
why does a helium atom only need 2 valence electrons?
because it will still have a complete outer shell
the 3 types of chemical bonds are _________,___________, and _________
ionic
covalent
metallic
T or F...
an atom looses 1 or more valence electrons from its outermost energy level becomes a positively charged ion
true
the names of negative ions that form when atoms gain electrons have the ending __________
-ide
T or F...
a large amount of energy is released when atoms of group 17 elements lose electrons
false
T or F...
covalent bonds form between atoms that require a large amount of energy in order to lose an electron
true
in a covalent bond, neither atom looses or gains an electron. instead, one or more electrons are _________ by the atoms
shared
a group of atoms held together by covalent bonds is a neutral particle called a _________
molecule
T or F...
in a lewis dot diagram, each dot represents one proton
false
T or F...
diatomic molecules are the simplest kinds of molecules. they consist of 2 or more atoms bonded together
true
give 3 examples of complex molecules _____________, _________, and ___________
gasoline, plastic, and protiens
T or F...
In a metal, "swimming" protons surround the metal ions
false
what are 3 properties of metals that are a result of metallic bonding, _________, _________, _____________
conductility
maluability
ductility
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
which of the following is not a typical property of a metal?
a.malleability c.conductivity
b.dictility d.brittleness
d.brittleness
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
ahhhhhhhhhh....... aren't yah glad u dont got to do nothin on this card
yes
dis is bp what am i thinking
i love u
dis is bubbles wut am i finking
i love u