5 Written questions
5 Matching questions
- polar covalent bond
- saturated solution
- nonpolar covalent bond
- a A solution containing dissolved solute in equilibrium with undissolved solute.
- b A covalent bond between two atoms with differing electronegativity values, resulting in unequal share of bonding electrons.
- c A covalent bond between two atoms with the same electronegativity value; thus, the electrons are share equally between the two atoms.
- d The amount of space occupied by matter; measured in liters and milliliters.
- e A positively or negatively charged atom or group of atoms.
5 Multiple choice questions
- The number of moles of solute per liter of solution.
- The shape of the surface of a liquid when placed in a glass cylinder.
- A cloudlike region around the nucleus where electrons are located. Orbitals are energy sublevels (s, p, d, f) within the principal energy levels.
- SI unit of length. 39.37 inches.
- The sum of the protons and neutrons in the nucleus of a given isotope of an atom.
5 True/False questions
physical states of matter → A change in form without change in composition.
liter (L) → SI unit of volume.
subscript → Number that appears below the line and to the right of a symbol of an element.
law of definite composition → A compound always contains two or more elements in a definite proportion by mass.
percent yield → The horizontal groupings (rows) of elements in the periodic table.