Vocabulary
Vocab Too
Mish Mash
Whatev
HUH?
100
a pure substance made of 2 or more elements combined in a set ratio
What is a compound?
100
an atom that has an electric charge
What is an ion?
100
rutherford used this experiment to discover the protons
What is the gold foil experiemnt?
100
these are the building blocks of matter
What are elements?
100
when an atom loses an electron, it's charge becomes...
What is positive? or 1+?
200
2 or more substances not chemically combined, but in the same place.
What is a mixture?
200
the attraction between 2 oppositely charged ions
What is an ionic bond?
200
a neutral group of atoms joined by covalent bonds
What is a molecule?
200
sodium forms a 1+ ion while oxygen forms a 2- ion. what would be the chemical formula of Sodium Oxide?
What is Na2O?
200
a covalent bond where electrons are shared equally
What is a non-polar bond?
300
this tells us the number of protons, neurtrons & electrons in an element's atoms.
What is atomic number?
300
this tells you the ratio of elements in a compound
What is a subscript?
300
the charge on an ion when it gains 2 electrons
What is 2-?
300
a diagram displaying the valence electrons and chemical symbol of an element
What is an electron dot diagram?
300
the ending given to a compound when the last element is singular
What is ide?
400
electrons in the highest energy level
What are valence electrons?
400
the type of bond formed when atoms share electrons
What is a covalent bond?
400
a bond formed when atoms ahre 2 pairs of electrons
What is a double bond?
400
on the periodic table, elements with the same number of valence electrons are in the same.....
What is group?
400
in the modern atomic model, most of the atom's space is occupied by....
What is electron energy levels?
500
the force of attraction that keeps atoms together based on the arrangement of the electrons
What is a chemical bond?
500
a covalent bond where electrons are shared unequally
What is a polar bond?
500
the attraction between a positive metal ion & the electrons surrounding it
What is a metallic bond?
500
these properties belong to what: poor conductivity, low melting point & low boiling point
What are molecular compounds?
500
these are properties of what: high conductivity, high boiling point & high melting point
What is ionic compounds?
M
e
n
u