more transition metals and their extraction

Cards (30)

  • What property allows transition metals to be drawn into wire?
    Ductility
  • What charge anion do group 6 elements make?
    2-
  • Why are metals considered good conductors?
    They have free-moving electrons
  • What are the physical properties of metals?
    • Hard
    • High density
    • High tensile strength
    • High melting and boiling points
    • Good conductors of heat and electricity
    • Malleable
    • Ductile
  • What is an ore?
    A rock containing enough metal to extract
  • What does iron ore contain?
    Iron oxide
  • What does copper ore contain?
    Copper sulphide
  • What does it mean for a metal to be economical to extract?
    The value exceeds extraction costs
  • Which metal is the most reactive?
    Potassium
  • Which metal is the least reactive?
    Platinum
  • How can you extract copper from copper ore?
    Using carbon to reduce copper oxide
  • What is the reaction for extracting copper?
    CuO + C → Cu + CO2
  • What does the Roman numeral II indicate in iron II oxide?
    Iron has a charge of Fe2+
  • What is the formula for iron III oxide?
    Fe2O3
  • What is the formula for copper II oxide?
    CuO
  • What is the formula for copper I oxide?
    Cu2O
  • What is the formula for iron II chloride?
    FeCl2
  • What is the formula for chromium III chloride?
    CrCl3
  • What is the formula for nickel II carbonate?
    NiCO3
  • What can transition metals form?
    Ions with different charges
  • What type of compounds do transition metals form?
    Coloured compounds
  • What is one use of transition metals?
    As catalysts in chemical reactions
  • What are the three key properties of transition metals?
    • Ions with different charges
    • Coloured compounds
    • Useful as catalysts
  • How are metal atoms bonded together?
    Through metallic bonding in a lattice structure
  • How can we explain the properties of metals?
    By their structure and bonding
  • What would you see in a piece of copper at the atomic level?
    A giant metallic lattice structure
  • What are the properties of metals regarding conductivity and temperature?
    • Conduct electricity
    • Conduct heat
    • High melting and boiling points
    • Ductile and malleable
  • Name three transition metals.
    Iron, Copper, Nickel
  • State three typical physical properties of transition metals.
    Hard, Dense, High melting points
  • State three physical properties of group 1 alkali metals.
    Soft, Low density, Highly reactive