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Atomic Structure Notes

Ashley Hinton

Created on August 21, 2024

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Transcript

Atomic Structure

Number of Protons
Atomic number
Mass of the atom
Atomic Mass

Ions and Isotopes

  • Plain old atoms have an equal number of protons and electrons.
    • I can never change the number of:
  • If the _________________ CHANGE (gained or lost) the atom is now an _____________
  • If the __________________ change (gained or lost) the atom is now an _____________
Istotope

FUNKY # of ELECTRONS?

Ion
Protons
Neutrons
Electrons

Review

mass number is not on the P.T.!!

If I add an electron I get more:

Negative

If I subtract an electron I get more:

Positive

Nuclear Symbols

Number of Protons
Atomic number
Mass number
Charge of the ion

11

Boron-11

isotope

11

Answer
Answer
Answer
Answer

32

16

32

ion

16

16

-2

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