Atoms 1
Atoms 2
Atoms 3
Bonds
Bonds
100

Define matter

Anything that takes up space.

100
What is the periodic table?
List of elements organized by atomic number.
100
What is the element symbol?
Abbreviation for the element.
100
Covalent bonds form when 2 or more nonmetals _____ electrons.
Share
100
:C-C: What does the - mean?
Single bonded pair of electrons.
200
All matter is made up of what?
Atoms
200
What is atomic number?
Number of protons and electrons in an atom.
200
What is atomic weight?
Number of protons and neutrons.
200
When two or more atoms are joined in a covalent bond what does it make?
A molecule
200
What model is used when writing out a covalent bond?
Lewis Dot Structure.
300
What are the three parts of an atom?
Proton, Neutron, Electron.
300
What are the two main types of atom models?
Bohr and Lewis dot structure
300
What happens when you add a proton
It creates another type of atom.
300
Ionic bonds form between a ____ and a ______
metal and a nonmetal
300
What is Malleability?
Ability to be hammered into sheets, metals that may be reshaped or bent without breaking.
400
What is found in the center of the atom?
Protons and neutrons
400
How many electrons can go in the 4th shell?
32
400
What is the difference between the Bohr model and the Lewis dot structure?
Bohr model shows every particle and the Lewis dot only shows the electrons in the outermost shell.
400
How is an ionic bond formed?
When electrons are lost or gained in a chemical reaction.
400
What is metallic bonding?
A bond formed by the attraction between positively charged metal ions and the electrons around them.
500
What particle orbits the nucleus?
Electrons
500
What are valence electrons
Electrons are in the outermost shell.
500
If an element has an atomic weight of 207.23 and an atomic number of 82. How many neutrons does it have?
125 neutrons
500
What is the term when two of the same elements bond together?
Diatomic Molecules
500
Draw the diagram (Bohr model) of N2 and then write it out (Lewis dot)
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