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Stack #1042066

GR.8 Chap.9 Understanding the Atom

QuestionAnswer
ATOM SMALLEST PIECE OF ELEMENT THAT STILL REPRESENTS THE ELEMENT
ELECTRON SUBATOMIC PARTICLE WITH NEGATIVE CHARGE (1-)
ELECTRON CLOUD AROUND AROUND NUCLEUS WHERE AN ELECTRON IS MOST LIKELY TO BE FOUND
NEUTRON NEUTRAL PARTICLE IN THE NUCLEUS OF ATOM
NUCLEUS SMALL AREA IN CENTER OF ATOM IN WHICH MOST OF AN ATOM'S MASS AND POSITIVE CHARGE IS CONCENTRATED
PROTON SUBATOMIC PARTICLE WITH POSITIVE CHARGE (1+)
ATOMIC NUMBER NUMBER OF PROTONS IN ATOM
AVERAGE ATOMIC MASS AVERAGE MASS OF ELEMENTS ISOTOPES, WEIGHTED ACCORDING TO THE ABUNDANCE OF EACH ISOTOPE
ION ATOM THAT IS NO LONGER NEUTRAL BECAUSE IT HAS GAINED/LOST ELECTRONS
ISOTOPE ANY OF 2 OR MORE ATOMS OF THE SAME ELEMENT THAT HAVE DIFFERENT NUMBERS OF NEUTRONS
MASS NUMBER SUM OF THE NUMBER OF PROTONS AND NEUTRONS IN ATOM
NUCLEAR DECAY PROCESS THAT OCCURS WHEN AN UNSTABLE ATOMIC NUCLEUS CHANGES INTO ANOTHER MORE STABLE NUCLEUS BY EMITTING RADIATION
RADIOACTIVE DESCRIBES ELEMENTS THAT SPONTANEOUSLY EMIT RADIATION
SPONTANEOUS OCCURRING WITHOUT EXTERNAL FORCE OR CAUSE
Created by: harding48193
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