Density
Mass divided by Volume.
What is the formula for density?
Center of an atom.
What is a nucleus?
Area where valence electrons are located.
What is the outermost shell?
The horizontal rows of the periodic table are known as this.
What are periods?
Length times width times height.
What is the formula for the volume of a regular object?
Subatomic particles located in the nucleus.
What are protons and neutrons?
Valence electrons help us determine this.
What is reactivity?
The vertical columns are known as this.
What are groups?
Density times volume.
What is the formula for the mass?
Subatomic particles outside the nucleus.
What are electrons?
The group number helps us determine this.
What is the number of valence electrons?
Periods determine this.
What are the number of shells in an electron cloud?
The density if the volume equals 2 centimeters cubed and the mass equals 10 grams.
What is 5 grams per centimeter cubed?
Area where the electrons are located.
What is the electron cloud?
The least reactive group.
What is Group 18?
The periodic table is broken up into these three groups.
What are metals, nonmetals, and metalloids?
The degree of compactness of a substance.
What is density?
The number that tells us how many protons are in an atom.
What is the atomic number?
What are the noble gases?
DAILY DOUBLE
This element has four energy shells and two valence electrons.
What is Calcium?