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5 Written questions

5 Matching questions

  1. Neutralization reaction
  2. Ionic bonds
  3. Deoxyribonucleic acid
  4. Enzyme(catalyst)
  5. Matter
  1. a functional proteins that act as biological catalysts. A catalyst is a substance that increases the rate of a chemical reaction without becoming part of the product or being changed itself.
  2. b nucleic acid found in all living cells:carries the organism's hereditary information.
  3. c The type of exchange reaction in which an acid and a base interact.
  4. d Bond formed when electrons are completely transferred from one atom to another.
  5. e Anything that has mass and takes up space.

5 Multiple choice questions

  1. Determine what type of or
  2. a homogenous mixture of two or more components.
  3. Substances that conduct an electrical current in solutions.
  4. An atoms outermost electron shell.
  5. Involve both synthesis and decomposition reactions. AB+C->AC+B and AB+CD->AD+CB

5 True/False questions

  1. Compoundthe liquid in which a solute is dissolved to form a solution.


  2. LipidsA large group of organic compounds - contain carbon, hydrogen and oxygen with more carbon and hydrogens than oxygens.


  3. EnergyHydroxides ionize and dissociate in water releasing hydroxyl ions (OH-)


  4. Chemical reactionOccur whenever atoms combine with or dissociate from other atoms.


  5. Inorganic compoundsLack carbon and tend to be small, simple molecules.