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chemistry ch 1-2
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form of matter with unique properties that make it different from every other substance
substance
substance that cannot be broken down into simpler substances by ordinary chemical means
elements
anything that occupies space and has mass
matter
energy of motion
kinetic energy
substance that can be decomposed by chemical means into simpler substances
compound
7 diatomic elements
Hydrogen HNOFClBrI
Nitrogen
Oxygen
Florine
Chlorine
Bromine
Iodine
a phenomenon that consists of electrons flowing between electrodes in a vacuum tube
cathode rays
what value is the number nucleons in an atom
mass number
atoms of the same element that have different numbers of nucleons
isotopes
number of protons in the nucleus
atomic number
who created the planetary model of an atom
Rutherford
Author
Rayna
ID
341754
Card Set
chemistry ch 1-2
Description
A Beka 12th grade chemistry
Updated
2018-08-21T23:03:56Z
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