1. Inert gases do not react with any other element because   their nucleus is very small.   the temperature is not high enough.   the pressure is not high enough.   their outermost electron level is filled with 8 electrons.   Hint Half-n-half Clue   2. Which of the following forces is the weakest:   Hydrogen Bond   Van der Waal forces   Covalent Bond   Electrostatic forces   Half-n-half Clue   3. Two or more atoms combine to form   a cation.   an anion.   a molecule.   an ion.   Half-n-half Clue   4. How many electrons are required in the outermost shell of an element for it to be stable?   4   6   8   2   Half-n-half Clue   5. A chemical bond formed by exchange of electrons is called   a hydrate bond.   a covalent bond.   an ionic bond.   a magnetic bond.   Half-n-half Clue   6. Which of the following compounds is ionic?   HCl   H2O   CH4   NaCl   Half-n-half Clue   7. A chemical bond formed by sharing of electrons is a   covalent bond.   polyatomic bond.   electrostatic bond.   ionic bond.   Half-n-half Clue