bonds; ionic Flashcards
metals tend to ____ electrons in order to achieve the electron configuration of a noble gas
lose
Metals acquire a _______ charge and are called _______.
positive charge
cations
Nonmetals tend to ______ electrons in order to achieve the electron configuration of a noble gas
gain
Although nonmetals are composed of positive and negative ions, ionic compounds are electrically _______
neutral
single units are called (I)
formula units
definition (I)
bond formed by electrostatic attraction
form from what type of atoms?(I)
metal+nonmetal
what happens to electrons? (ionic)
transfer from metal to nonmetal
how are bonds held together?(I)
cations are attracted to anions
strength of bond(I)
very strong
hardness (I)
very hard & brittle
melting & boiling point
high
conductivity of solid state(I)
nonconductive
conductivity of liquid or aqueous states(dissolved in water) : ionic
conductive
naming rule for chemical formulas
cation name + anion +ide