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vocabulary
atoms, bonding, and the periodic table
ionic bonds
covalent bonds
bonding in metals
100
The electrons that have the highest energy level and are held most loosely.
What is valence electron
100
the most stable elements have how many elecrons
What is 8
100
NaCl is the compound of this
What is table salt
100
In an electron dot diagram, where are the dots
What is around the chemical symbol
100
the attraction between a positive metal ion and the electrons surrounding it
What is metallic bond
200
bond formed when two atoms share electrons.
What is covalent bond
200
the periodic table gives you what
What is information about the arrangement of electrons in atoms
200
when an atom loses an electron
What is positive ion
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
in every alloy, at least one element has to be
What is a metal
300
An atom or group of atoms that has an electric charge.
What is an ion
300
valence electrons that carbon has
What is 4
300
The subscript of MgCl2
What is 2
300
The difference between polar and nonpolar bonds
What is polar bonds are shared unequally but nonpolar bonds are shared equarlly
300
the ability to change shape or be flattened and shaped
What is malleability
400
a mixture made of two or more elements that has the properties of metal
What is a alloy
400
group 17 on the periodic table is called
What is halogens
400
two characteristics of ionic compounds
What is hard, brittle crystals with high melting points and when dissolved in water it conducts electricity
400
If fluorine combines into a covalent bond, how many valence electrons will be shared.
What is 1
400
are some of the strongest metals
What is an alloy
500
the ratio of elements in the compound
What is subscript
500
metalloids can either do what with valence electrons when combining with other elements
What is share or lose
500
at what temperature does table salt melt (25 or less off)
What is 776 to 826
500
The model used to show the form of electrons an object has
What is sea of electons