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Grade 7 - Chapter 7 (Elements, Compounds and Mix ...

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  • anything that has mass or takes up space
    Matter
  • Any solid, liquid, or gas is
    Matter
  • a substance that forms when 2 or more elements are chemically combined (by a chemical bond).
    Compound
  • ALL elements can be found on the periodic table.
    True
  • Matter can be classified into 2 basic categories
    Mixture and Pure substance
  • How many different elements in CH4?
    2
  • Elements and compounds are the two categories of a
    Pure Substance
  • Matter made up of only one kind of atom.
    Element
  • matter that has the same chemical composition throughout and cannot be separated into its parts by physical means.
    Pure Substance
  • These substances can change (or mix) without changing the identity of the original substances.
    Mixture
  • Non-metals are on the _______ side of the Periodic Table
    right
  • The rows in the Periodic Table are called?
    Periods
  • I am tiny and can consist of two or more similar or different types of particles. What am I?
    Molecule
  • The second letter in a chemical symbol is always __________ ?
    lowercase
  • What is the chemical name for LiOH?
    Lithium hydroxide
  • 2 or more substances (elements or compounds) combined physically.
    Mixture
  • I am tiny and cannot be divided. What am I?
    Atom
  • How many different elements in C4H5OH?
    3
  • The columns in the Periodic Table are called?
    Groups
  • The atoms in the Periodic Table are organised in?
    Increasing (ascending) mass.
  • These substances cannot be broken down into simpler substances.
    Elements
  • What is the chemical name for NaI?
    Sodium Iodide
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