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Bonds
Atoms in Action
Electrons
Forming Solids
Periodic Table
100
A force that holds atoms together in a compound.
What is a chemical bond?
100
The name given to a pure substance that contains two or more elements.
What is a compound?
100

The number of electrons that Lithium loses to become a stable ion.

What is one?

100
Elements that are usually shiny, good conductors of electricity and heat, and solid at room temperature.
What are metals?
100
The number of electrons that Group 17 elements need to gain or lose to obtain a noble gas structure.
What is gain one electron?
200

An electrical attraction between positively and negatively charged ions.

What is a ionic bond?

200
It contains atomic symbols and subscripts to show the elements and the number of atoms of each element in the compound.
What is the chemical formula?
200
The number of electrons that Chlorine gains to become a stable ion.
What is one?
200
A covalent compound made up of many repeating units (momomers) linked together in a long chain.
What is a polymer?
200
The Group number for the elements that need to lose one electron to obtain a noble gas structure.
What is Group 1?
300
A chemical bond formed when atoms share electrons.
What is a covalent bond?
300
The chemical formula for table salt.
What is NaCl?
300
The number of electrons that Helium or Argon gain/loose to become stable.
What is zero?
300
A regular, repeating arrangement of atoms, ions, or molecules.
What is a crystal?
300
The charge of the ion that Fluorine forms.
What is negative?
400
A neutral particle that forms as a result of electron sharing.
What is a molecule?
400
The three elements that make up sugar.
What are carbon, hydrogen and oxygen?
400
The number of valence electrons in Carbon.
What is four?
400
The ability of a metal to be hammered or rolled into sheets.
What is malleability?
400
The charge of the ion that Calcium forms.
What is positive?
500
The number of electrons in the outermost energy level.
What is the valence?
500
It states that a pure compound will always contain the same elements in the same proportion by mass.
What is the law of definite proportion?
500
The noble gas with the electron configuration closest to Magnesium.
What is Neon?
500
The ability of a substance to be pulled into a wire.
What is ductility?
500
The element that forms single, double and triple bonds in organic compounds.
What is Carbon?