atoms
periodic table
chemcial change
solute solvent mixture solution
molecule compound atom
100
protons
What is positive in nucleus
100
on the stairs
What is a metalloid
100
tarnishing
chemcial change
100
salt sugar lemonade
What is a solute
100
smallest unit of matter
What is an atom
200
electrons in 2nd orbit
What is 8
200
this group is stable and have 8 valence elecrtons
What is 18
200
water boiling on a stove is a _____________change
What is physical
200
water milk oil
What is a solvent
200
2 or more aoms
What is a molecule
300
the atomic number tell you
What is protons or electrons
300
elements are placed in the periodic table according to their
What is a property
300
another word for burning that is a chemcial property
What is flammable
300
salt water chocolate mile
What is solution
300
2 or more differnt element
What is a compund
400
the mass contains
What is protons and neutrons
400
this element is a highly reactive non metal
What is hydrogen
400
electricity moving through wire is a ___________property
What is physical
400
M&Ms and skittles together is a __________mixture
What is heterogenous
400
in the formula 4HeF+ B the 4 is the
What is a coefficient
500
when atoms bond they create a ___________reaction
What is chemcial change
500
elements in the sane period have the same number of
What is period
500
a bottle with a hand with part missing and a drop of liquid on it is an example of a _____________property
What is chemcial property
500
sand is a _______________mixture
What is homogenous
500
the number below and behind an element is a
What is subscript
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