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Atoms
Electrons
Bonding
Formulas
Compounds
100
What atoms mostly made of?
Empty space
100
Travelling around the outside of the nucleus of an atom in random patterns.
Where are electrons found in an atom?
100
What the dot diagram represents.
What is the outer valence electrons?
100
This represents an element.
What is a symbol?
100
In this type of compund the bonds are unequally shared.
What is a polar bond?
200
Protons, Neutrons and Electrons
What are the particles that make up an atom?
200
The energy levels of an atom are occupied by these.
What are electrons?
200
The neutral particle formed when atoms share electrons.
What is a molecule?
200
In the chemicle formula the small number to the lower right of a symbol that represents the number of atoms of that element is called this.
What is a subscript?
200
A positive ion and a negative ion joined together.
What is an ionic bond?
300
Nucleus
What is the positively charged center of an atom called?
300
The maximum number of electrons in the second energy level of an atom.
What is eight.
300
Filling the outer valence level by gaining, losing or sharing electrons.
How do atoms try to become more stable?
300
How would you write the chemical formula for water?
What is H2O?
300
Atoms joined together by sharing electrons are known as being bonded this way.
What is a covalent bond?
400
Protons and Neutrons
What particles are found in the nucleus of an atom?
400
How one determines how many electrons are in an atom.
What is the atomic number.
400
The name given to the units that make up covalently bonded compounds.
What are molecules?
400
The chemical symbol for Potassium.
What is K?
400
These types of bonds are between metals and consist of pooling electrons.
What is a metallic bond?
500
The center of the atom.
What is the nucleus?
500
What an atom is called when it looses an electron.
What is a cation?
500
A substance that contains two or more elements.
What is a compound?
500
List the name of each element and how many atoms are present in the formula: C13 H16 N2 O5
What is Carbon - 13, Hydrogen - 16, Nitrogen - 2, Oxygen - 5?
500
This type of bond occurs between a metal and a non-metal.
What is an ionic bond?