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The Atom
Vocabulary
Hodgepodge
Bonds & Ions
Miscellaneous
100
The particles that make up an atom.
What is protons, neutrons and electrons
100
Represents an element
What is the symbol
100
Who found out that matter was composed of atoms
What is Democritus
100
A charged atom that has lost one or more atoms
What is a positive ion
100
The group number for elements that have a stable number of electrons in their outer energy level.
What is 18
200
The maximum number of electrons in the second energy level of an atom
What is eight
200
A neutral particle formed when atoms share electrons
What is a molecule
200
What makes isotopes distinguished
What is isotopes have a different number of neutrons
200
A substance that contains two or more elements
What is a covalent bond
200
A negatively charged particle in an atom
What is an electron
300
The center of an atom is...
What is the nucleus
300
Represents the number of atoms.
What is a subscript
300
The___of____determinesthe identity of an atom
What is the number of protons
300
A charged atom that has gained one or more electrons
What is a negative ion
300
A neutrally charged particle in an atom
What is a neutron
400
Name for the "cloud" of moving electrons around the nucleus
What is the electron cloud
400
A combination of symbols
What is a formula
400
Who created the first diagram for the atom
What is Rutherford
400
A positive ion and a negative ion joined together
What is an ionic bond
400
What makes up everything in the universe
What is an atom
500
A particle in which electrons are shared unequally
What is a polar molecule?
500
The name for when atoms are joined together by sharing electrons
What is a compound?
500
The fact that carbon and oxygen can combine to create CO and CO2 is an example of which law
What is the law of multiple proportions
500
When the electrons are unequally shared between two elements
What is a polar bond