Chapter 3 Sec. 1 Flashcards
1
Q
element
A
a substance that cannot be separated or broken down into simpler substances by chemical means
2
Q
pure substance
A
a sample of matter, either a single element or a single compound, that has definite chemical and physical properties
3
Q
nonmetal
A
an element that conducts heat and electricity poorly
4
Q
metals
A
an element that is shiny and that conducts heat and electricity well
5
Q
metalloids
A
elements that have properties of both metals and nonmetals
