Elements, Mixtures and Compounds Flashcards
1
Q
What is an element?
A
A substance made up of only one type of atom.
2
Q
What is a mixture?
A
A substance made up of 2 or more different types of atoms NOT chemically bonded together.
3
Q
What is a compound?
A
A substance made up of 2 or more different types of element chemically bonded together
4
Q
Name the four name elements of air.
A
Nitrogen (78%), Oxygen (21%), Argon (0.9%), Carbon Dioxide (0.04%)
5
Q
What is the most abundant element in the air?
A
Nitrogen (78%)
