1/9
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced |
---|
No study sessions yet.
elements
made up of atoms, substances that cannot be broken down into simpler substances by ordinary chemical methods
four elements that make up body
oxygen, carbon, hydrogen, nitrogen
atoms
what give each element its particular physical and chemical properties
protons
positive charge 1 amu
neutrons
no charge 1 amu
electrons
negative charge no weight
protons and neutrons are located in
nucleus
atomic number
number of protons in nucleus
mass number
total number of protons and neutrons in nucleus
isotopes
atoms that contain same number of protons but differ in the number of neutrons they contain