Using The Periodic Table

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Using The Periodic Table

• Element neutral defined by the number of
  protons.
• Ions positive or negatively charged comes from
  a differing number of electrons.
• Isotopes atoms of the same element with
  differing number of neutrons.

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Using The Periodic Table

• Symbol, name, number of protons (all of these are
  related).
• Number of electrons in a neutral atom or in ion.
• Charges for common ions in compounds.
• Metals and non-metals.
• Formulas of some ionic compounds.
• Naming simple compounds.

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Get these from the periodic table (except for
silver)!
To Know for the Exam
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Know that the Roman numeral tells you the charge
To Know for the Exam
5
AmmoniumNitrateSulfateHydroxidePhosphateCarbo
nate
To Know for the Exam
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To Know for the Exam
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Question 1

• Which of the following is the correct name for
  the compound with the formula MgF2?
• a) magnesium (II) fluoride
• b) magnesium difluoride
• c) magnesium fluoride
• d) magnesium fluorite
• e) magnesium fluorate

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Question 2

• Which of the following is named incorrectly?
• a) PCl3 phosphorus trichloride
• b) KCl potassium (I) chloride
• c) CuO copper (II) oxide
• d) Cu2O copper (I) oxide
• e) CO carbon monoxide