Parts of Atoms
Positively charged particle
proton
Calculate the PEN for Lithium
P = 3
E = 3
N = 4
you need to add or subtract _______ to change state
energy
O bonded with O
molecule
Color is what type of property
Physical Property
negatively charged particle
electron
Calculate the PEN for Oxygen
P = 8
E = 8
N = 8
Add energy to a liquid and it will turn into __________
gas
gold
atom
Ability to burn
flammability
These two particles are found in the nucleus
protons and neutrons
Calculate the PEN for Sulfur
P = 16
E = 16
N = 16
What is it called when matter goes from a liquid to a solid?
freezing or solidification
water
molecule and compound
Oxidation is what type of property
chemical
The number of these particles can be found using atomic number
protons or electrons
Calculate the PEN for Silver
P = 47
E = 47
N = 61
evaporation
sugar
compound
How to calculate density
D = m/ v
Number is found using atomic mass - atomic number
neutrons
Calculate the PEN for Sodium
P = 11
E = 11
N = 12
Frozen CO2 goes from solid to _______
gas
diamond
pure substance/ element in extended structure
What is salinity?
physical property - how much salt dissolved in water