Definitions
A force that holds 2 or more atoms together.
What is a chemical bond.
How many electrons are shared in a double bond?
What is 4 electrons.
What is the charge on a sodium ion? Is it a cation or anion?
What is +1 cation.
Which group number contains alkali metals?
What is group 1.
Which of the molecules tested were ionic?
What are salt and baking soda.
The electrons in the outermost energy level.
What are valence electrons.
Draw out the electron dot structure for 2 chlorine atoms covalently bonded.
(Miss Frantz will judge your answer)
Write out the balanced compound of calcium and chlorine.
What is CaCl2.
What is special about the electrons in group 18?
What are the noble gases with full octets.
Which of the chemicals tested in the covalent lab were polar? Which were nonpolar?
What is polar: water, nonpolar: oil.
Electrostatic forces that hold ions in bonds.
What are ionic bonds.
A covalent bond in which one of the molecules has a stronger pull on the electrons...
What is a polar bond.
How can we determine the ion charge on a transition metal?
What is the charge cannot be determined.
Groups 3-12 are called...
What are transition metals.
What is change color in the presence of ions.
An atom’s gain of valence electrons produces an ion called...
What is an anion.
The easiest way to determine if something is polar or nonpolar is to...
What is try to mix it with polar water molecules.
Write out the balanced compound for aluminum and oxygen.
What is Al2O3.
Near room temperature, these elements span all of the physical states.
What are halogens.
Why was it important to use distilled water in the ionic lab?
What is to prevent other ions in the water that would show an ionic bond every time.
Energy required to break a bond.
What is bond dissociation energy.
Draw out the covalent bonds between a water molecule. Include the dipole moment.
(Miss Frantz will judge your answer)
Which 5 elements will not follow the octet rule?
What are hydrogen, helium, lithium, beryllium, and boron.
These numbers tell us about the energy levels in each element.
What are periods.
Chemically, what happened when you passed an electric current through the liquid?
What is the water was broken down into hydrogen gas and oxygen gas.