elements, compounds and mixtures Flashcards
1
Q
define element
A
it is a pure substance that cannot be broken down into 2 or more simpler subs by chemical methods
2
Q
define compounds
A
is a pure subs containing 2 or more elements that are chemically combined in a fixed ratio
3
Q
define mixtures
A
made up of 2 or more subs that are not chemically combined
4
Q
compound is separated by… what…method
A
chemical method
5
Q
mixture is separated by… what…method
A
physical method
