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Vocab
substance/mixture
acids and bases
periodic table
atoms
100
this type of bond is between a metal and a non metal
What is an ionic bond?
100
two kinds of substances
What are elements and compounds?
100
the pH scale goes from what number to what number?
What is 0-14
100
this person organized the modern periodic table
who is Mendeleev?
100
this tells you how many electrons an element has
What is the atomic number?
200
this type of bond is between two non metals
What is a covalent bond?
200
salt and water would be good examples of this
What is a compound?
200
a neutral substance has this pH
What is 7
200
vertical columns on the periodic table are families or
What is groups?
200
this tells you how many protons an element has
What is atomic number
300
This law states that if you heat up a gas, it expands. (like a hot air balloon)
What is Charles Law
300
two kinds of mixtures
What is heterogeneous and homogeneous
300
sour taste is a characteristic of these
What is an acid
300
horizontal rows on the periodic table are
What is periods?
300
this is how you find out the number of neutrons an element has
What is subtract atomic number from atomic mass
400
This law states if you shrink the volume of a gas the pressure will increase
What is Boyle's Law?
400
smoke, fog and whipped cream are good examples of this
What is a colloid?
400
slippery is a characteristic of these
What is a base
400
groups 3-12 on the periodic table are known as the
What is transition metals?
400
what is the atomic mass?
What is the number of protons and neutrons in the nucleus?
500
in a chemical formula, the small numbers used to make a formula are called what?
What is a subscript?
500
pop, syrup and vinegar are good examples of this
What is a solution?
500
if something has a pH of 3 it is
What is an acid?
500
an element can be either a metal, a non metal or
What is a metalloid?
500
all elements on the periodic table would like a filled outer shell which means they have how many electrons in that shell?
What is 8?