Elements & Atoms
Atoms, Bonding, and the Periodic Table
Ionic Bonds
Covalent Bonds
Metallic Bonds
100
Building blocks of matter.
What is an element?
100
Electrons that are in the highest energy level and held most loosely.
What are valence electrons?
100
An atom or group of atoms that has an electric charge.
What is an ion?
100
Chemical bond formed when two atoms share electrons.
What is a covalent bond?
100
Metallic bonding results in the bonding between these types of elements.
What is between a metal + metal?
200
Smallest particle of an element.
What is an atom?
200
Represents the valence electrons of an atom.
What is the electron dot diagram/Lewis Dot diagram?
200
Attraction between two oppositely charged ions.
What is an ionic bond?
200
The force that holds atoms together in a covalent bond.
What is the attraction of each atom's nucleus for the shared pair of electrons?
200
Describe the attraction in a metallic bond.
What is an attraction between a positive metal ion and the electrons surrounding it?
300
3 particles found within an atom.
What are proton, neutron, and electron?
300
Force of attraction that holds two atoms together as a result of the rearrangement of electrons between them.
What is a chemical bond?
300
A combination of symbols that shows the ratio of elements in a compound.
What is a chemical formula?
300
A covalent bond in which electrons are shared unequally.
What is a polar bond?
300
Means easily bent and pulled into thin strands or wires.
What is ductile?
400
Positive region of an atom.
What is the nucleus?
400
Elements in the same column.
What is a group?
400
Tells you the ratio of elements in the compound.
What is a subscript?
400
Some atoms share two pairs of electrons, forming this.
What is a double bond?
400
Metals exist as this.
What are crystals?
500
Model that shows electrons move around the nucleus in certain orbits according to their energy.
What is the Bohr Model?
500
Group 8/18 elements.
What are noble gases?
500
3 properties of ionic compounds.
What are hard, brittle crystals that have high melting points and conduct electricity when dissolved in water?
500
Name this molecular compound: HF
What is hydrogen monoflouride?
500
Metallic bonding yields this strength of bond.
What is weak?
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