inorganic chemistry Flashcards
does not contain Carbon(C) and Hydrogen(H)
Inorganic
Pure substance that contains only one type of atom
element
which elements make up 96% of the mass of a human?
carbon, hydrogen, oxygen, and nitrogen
a one or two letter abbreviation
chemical symbol
the basic unit of matter
atom
made of protons, neutrons, and electrons
atom
nucleus of an atom is made of…
protons and neutrons
energy levels are made of…
electrons
positively charged subatomic particle
proton
neutral charge subatomic particle
neutron
negatively charged subatomic particle
electron
how many electrons can the 1st energy level hold?
two
How many electrons can the 2nd and 3rd energy levels hold
eight
What is atomic mass?
of protons + the # of neutrons
What is the atomic #?
of protons