Periodic Table
Electron Dot Diagrams
Ionic Bonds
Covalent Bonds
Chemical Formulas
100

The number of electrons in the lowest principle energy level

What is 2 electrons?

100
The number of dots around Sodium?
What is one?
100
Sodium loses an electron
What is Na+?
100

When an electron is attracted to the nuclei of two atoms at the same time, thus being shared

What is a covalent bond?

100

the combination of chemical symbols and possibly numbers that identify a molecule

What is the chemical formula?

200
The group that has two valence electrons?
What is group 2?
200

The number of valence electrons around Nitrogen?

What is 5?

200
Chlorine gains an electron
What is Cl-?
200

the overall charge of a particle that is covalently bonded

What is neutral?

200
The chemical formula for 2 atoms of carbon and 4 atoms of hydrogen
What is C2H4?
300

The group that has a full outer shell

What are the noble gases?

300
The number of dots around silicon
What is 4?
300
The attraction between a positive ion and a negative ion
What is an ionic bond?
300
The particle formed when atoms share electrons
What is a molecule?
300
the number of atoms of hydrogen in hydrogen gas
What is 2?
400
the number of electrons in bromine's outer shell
What is 7?
400
the number of dots around helium
What is 2?
400
A pure substance containing two or more elements
What is a compound?
400
When a atom shares two electrons with another atom
What is a double bond?
400
The number of atoms of hydrogen in ammonia
What is 3?
500

The outermost electron  shell is called

What is the valence shell?

500

The dot diagram for Germanium

What is Ge with 4 dots?

500
A hard, crystalline compound composed of positive metal ions and negative non-metal ions
What is an ionic salt?
500
The type of bond between 2 nitrogen atoms
What is a triple bond?
500
the total number of atoms in a molecule of carbon dioxide
What is 3?
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