14 terms

Physical + Chemical Changes

baking cookies
chemical change
buring paper
chemical change
heating table sugar
chemical change
crushing a can
physical change
physical change
disolving salt in water
physical change
compound mixture of metals which is prepared in a molten state
a line between molecules
covelant bond
valance electrons
those electrons in the outher most shell of an atom can be used to form a chemical bond
covelant bond
two outermost atoms share their electrons
metallic covalent bond
a coventant bond when both atoms are metals
Ionic bond
when one atom transfers its outer most electron to another atom
percent ionic character less than 50%
covelant bond
percent ionic character more than 50%
ionic bond