final Flashcards
this bond results from the attraction of cations to anions
ionic
the unequal sharing of electrons results in this type of blood
polar covalent
this bond results from the equal sharing of electron
nonpolar covalent
free floating valence electrons are attracted to cations
metallic
the attraction between a metal and a nonmetal
nonpolar covalent or polar covalent
the bond formed when fluorine i s bonded to fluroine
nonpolar covalent
the bond that results from chlorine and chlorine
nonpolar covalent
if the electronegative difference is less than 0.4, what type of bond is it?
nonpolar covalent
if the elctronegative difference is 0.4 to 1.7, what type of bond is it?
polar covalent
a molecule is formed from this type of bond
nonpolar covalent or polar covalent
a formula unit results from this bond
ionic
which element does not adhere to the duet rule?
hydrogen
ductility is the ability of a substance
to be pulled or drawn or extruded through a small opening to produce a wire
a charge group of covalently bonded atoms is a
polyatomic ion
which of the following is false concerning the construction of lewis dot structures
the central atom is one with highest electronegravity
which of the following is a molecular compound?
H2
the simplest collection of atoms from which ionic compound’s formula can be established in the
formula unit
which atom is the largest in the following group
a sulfur atom with a negative charge
which of the following is false concerning valence electrons
these are contained within the s and p subshell
the element with highest electronegativity is
fluorine
which element forms double bonds
oxygen
a double bond contains how many shared electrons
four
the bonding in molecules that cannot correctly represented by a single Lewis Structure is reffered to
resonacne
which compound correctly expresses the way that gallium bonds with chlorine in nature
GaCl3
how many lone pairs does a carbon monoxide molecule contain?
two
which of the following is a halide ion?
Cl
the roman numeral in a stock system for an ionic compound refers to the metal’s
positive charge
low melting point and boiling points
covalent
high melting and boiling points
metallic and ionic
strong electrical conductance when dissolved in water
ionic
low or no conductance when dissolved in water
covalent
conducts electricity in the solid state
metallic
in the compound Mg3(AZ4)2, what is the charge of A id charge on a single Z ion is negative 2
positive 5
which ion has a configuration like a noble gass?
O2- or Cl
which of the following is false concerning VSEPR
the angle between bonded pairs of electrons is larger than the angle between a bonded pair of electrons and a lone pair of electrons
how many double bonds does C4H6 contain?
two
