5 Written Questions

1. measurement which is on the atomic/molecular scale, and thus must be measured indirectly
2. permanganate
3. CO₃²⁻
4. substance which yields hydrogen ions (H+) when dissolved in water
5. shows exact number of atoms of each element in the smallest unit of a substance

5 Matching Questions

1. alkali metals
2. phosphate
3. nitrite
4. mass
5. nomenclature of bases

1. a group 1
2. b metal + hydroxide
3. c PO₄³⁻
4. d NO₂⁻
5. e quantity of matter in a given sample of a substance

5 Multiple Choice Questions

1. mass of one mole of anything in grams; equal to atomic mass but in g/mol units
   1. mole
   2. mass
   3. molar mass
   4. volume
2. nonmetal + nonmetal OR nonmetal +metalloid, element further left on table is first, use prefixes to indicate number of each type of atom, last element ends in "-ide"
   1. nomenclature of molecular compounds
   2. nomenclature of acids
   3. nomenclature of ionic compounds
   4. molecular mass
3. negative charge, essentially no mass, around nucleus of atom
   1. cation
   2. electrons
   3. micro
   4. neutrons
4. elements which are nonconductive, have a lower melting point and boiling point, are brittle/breakable, and have a varied appearance
   1. metals
   2. matter
   3. nonmetals
   4. mass
5. uses chemical symbols to show what happens during a chemical reaction
   1. chemical formula
   2. chemical equation
   3. cation
   4. chemical reaction

5 True/False Questions

1. scientific method → systematic approach to research

   True        False

2. anhydrous → "without water", having no water molecules attached

   True        False

3. volume → vertical column on periodic table; have similar chemical reactivity

   True        False

4. thiocyanate → compounds which have a specific number of attached water molecules

   True        False

5. stock system → study of matter and the changes it undergoes

   True        False