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5 Written questions

5 Matching questions

  1. Dalton's Theory
  2. acid
  3. transition metals
  4. enzyme
  5. base
  1. a a protein that speeds up a specific biochemical reaction (biological catalyst)
  2. b is milk an acid or a base?
  3. c is milk of magnesia an acid or a base?
  4. d set of metals found in groups 3-12
  5. e Atoms are always moving and are capable of joining together.

5 Multiple choice questions

  1. the sum of protons and neutrons in an atom
  2. consists of two atoms of the same element covalently bonded together
  3. the substance being dissolved
  4. a mixture in which the particles are dispersed throughout but are not heavy enough to settle out
  5. do nonmetals tend to lose or gain electrons?

5 True/False questions

  1. Noble Gasesthe central part of an atom

          

  2. pink-redarranged the periodic table by increasing atomic mass

          

  3. periodichaving a regular, repeating pattern

          

  4. salt and waterat the same temperature, more massive particles move _____ than less massive particles

          

  5. losewhat color would pH paper turn in lemon juice?