species that carry a positive (cation) or negative (anion) charge:
ionic compounds
held together by strong attractive forces between cations and anions:
ionic compounds
most of these compounds are solids with very high mealting points:
ionic compounds
most of these compounds are gases, liquids, or solids with low mealting points:
covalent compounds
formed when an atom gains or looses one or more electrons:
monoatomic ion
-when an ion charge is written with an atomic symbol, is the charge or the numeric value is written first?
-when otherwise describing the charge, is the charge or the numeric value written first?
-the value
-the charge
most main group elements form monoatomic ions, true of false?
true
-group 1A, 2A, and 3A form ______
-that have a charge that is ________ to the group number of the element.
cations
equal
groups 5A, 6A, and 7A form _____
that have charge equal to ___ minus the group element.
anions
8
what kind of ions do hydrogen atoms form?
H+ and H-
forms cations with charges rengin from +1 to +3; some form more than one monoatomic ion:
transition metals
group contains both metals and nonmetals; some form cations, and some form anions:
Group 4A
form cations with charges that are not easily predicted: