Atomic Structure
What are the 3 subatomic particles
Protons, Neutrons, and Electrons
Malleability and ductility are examples of what?
Physical Property
Rows on the periodic table are called what?
What is the formula for density
D=m/v
Elements on the periodic table are organized by...
Atomic Number
Which subatomic particles has a neutral charge
Neutrons
If something is reactive with water, air, or fire it is a what?
Chemical Property
The atomic number is the same as what other thing?
Number of Protons
Physical Property
What is the word for how shiny or dull something is
Luster
What 2 things contribute to the mass of an atom
Protons and Neutrons
If a new substance is created, what kind of change took place
Chemical Change
How many groups are there excluding the transition metals?
8
A substance has a mass of 10g and a volume of 2ml. What is the density?
5 g/ml
How do you find the number of neutrons an element has
Subtract the number of protons from the atomic mass
What do you call the electrons on the outermost shell
Physical Change
What do you call the group of elements that have 8 valence electrons
Noble Gasses
What is the formula for water displacement?
New Water Level-Initial Water Level
If the formula for density is D=m/v, what is the formula for mass?
m=D x v
How many electrons can the 4th orbital of an atom hold
32
A penny is placed in vinegar to clean off tarnish. What type of change took place
Chemical Change
What on the periodic table will tell you how many valence electrons an Atom has
Which group number it is in
If the formula for density is D=m/v, what is the formula for finding volume?
v=m/d
Group 2 of the periodic table is called what
Alkali Earth Metals