Please enable JavaScript.
Coggle requires JavaScript to display documents.
Science Concept Map - Matter - Coggle Diagram
Science Concept Map - Matter
Elements
composition
Neutron
neutral charge
weighs 1 AMU
Electron
negative charge
weighs 1/2000 of a proton/neutron (1 AMU)
Proton
positive charge
number of protons determines the atomic number
weighs 1 AMU
Shells
Outer-most shell has maximum of 8 electrons
Inner-most shell always has maximum of 2 electrons
Nucleus
center of atom
always has positive charge
Compounds/Molecules
compounds are made of multiple different types of atoms
molecules are made of multiple atoms
all compounds are molecules, but not all molecules are compounds
Periodic Table
118 elements
Atomic number
Atomic weight
Atomic symbol
Substances
homogenous
same elements compose the substance
heterogenous
substance composed of different elements