Bond
Valence Electrons
Vocabulary
Representation
Atoms
100

This type of bond shares electron pairs, and is the only one to create molecules.

What is a covalent bond? 

100

Carbon

What is 4? 

100
An atom is considered this when it has eight valence electrons in its outer shell. 

What is stable? 

100

This shows the three-dimensional arrangement of atoms, but not necessarily their bonds. 

What is a space-filling model? 

100

Atoms are made of up of three different parts. Name one of these parts. 

What are protons, neutrons, or electrons? 

200

This type of bond includes the transfer of electrons.

What is an ionic bond? 

200

Magnesium

What is two? 

200

Either a kind of molecule caused by the unequal sharing of electrons, or a large bear found in the great, white north. 

What is polar? 

200

This shows the bond angles by using spheres and sticks. 

What is a ball-and-stick model? 

200

Name one of the two men who first described atoms.

Who is Democritus/Dalton?

300

This type of bond might find an ion bobbing around in a sea of negative charges. 

What is a metallic bond? 

300

Lithium

What is one?

300

A force that holds two or more atoms together. 

What is a chemical bond? 

300

This shows the different atoms of a molecule and the covalent bonds that they make. 

What is a structural formula? 

300

This was the first subatomic particle discovered as part of the atom. 

What is the electron? 

400
The phrase that allows people to remember that a polar molecule is most likely to dissolve in a polar solution. 

What is "like dissolves like?"

400

Nitrogen

What is five?

400

If an atom has more or less electrons than protons, it is this. 

What is an ion? 

400

This type of representation not only shows the atoms, but also the valence electrons. 

What is an electron dot diagram? 

400

An atom is considered this when it has the same number of protons and electrons. 

What is uncharged? 

500

What kind of bond does not dissolve in water? 

What is metallic? 

500

Chlorine

What is seven?

500

A substance containing atoms of two or more different elements chemically bonded together. 

What is a compound? 

500

This communicates the different elements in a compound, but also how many atoms of each element are present. 

What is a chemical formula? 

500

This man discovered neutrons in 1932-ish. 

Who is Chadwick? 

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