Draw a model that shows how magnesium and chlorine combine to form a bond.
Start with the electron dot structure for magnesium and chlorine, then use a series of 2 or more drawings to show the electron movement (please note that there maybe more than 1 atom for either magnesium and chlorine).
Use any model appropriate for the bond type.
Question 9
9.
Question 10
10.
Draw a model that shows how hydrogen, carbon, and nitrogen combine to form the compound CH3NH2
Start with the electron dot structures for hydrogen, carbon, and nitrogen , then use a series of 2 or more drawings to show the electron movement
Use any model appropriate for the bond type.
Question 11
11.
Question 12
12.
Question 13
13.
Question 14
14.
Question 15
15.
Name the compound Mg(NO3)2
Question 16
16.
Name the compound FeBr3
Question 17
17.
Write the formula for vanadium (III) hydroxide. Use normal numbers for subscripts
Question 18
18.
Name the compound CS2
Question 19
19.
Write the formula for carbon tetrabromide. Use normal numbers for subscripts
Question 20
20.
Name the compound P4O10
Which pair of elements is most likely to form an ionic compound with each other?
Calcium and sodium
Barium and chlorine
Sulfur and carbon
Nitrogen and hydrogen
Boron and fluorine
Predict the formula for the compound that forms between aluminum and fluorine.
AlF
Al3F2
AlF2
Al2F3
AlF3
The name of the compound N2O4 is......
Nitrogen oxide
Nitrous oxide
Nitronge (IV) oxide
Dinitrogen tetroxide
Nitrogen tetroxide
The correct name for K2S is.....
Potassium sulfate
Potassium sulfide
Potassium bisulfide
Dipotassium monosulfide
Potassium (I) sulfide
Manganese and chlorine form a compound whose name is manganese (IV) chloride. The correct formula for this compound is
MnCl4
Mn4Cl
MnCl2
MgCl4
MnCl
Using the octet rule and the electron configurations of each element, identify and select all answers that explain what the elements C, N, and H need to do in order to achieve stability and form the compound HCN.
Hydrogen needs to gain an electron through sharing
Hydrogen needs to lose an electron
Nitrogen needs to gain 3 electrons through sharing
Nitrogen loses 3 of it's electrons
Carbon forms one bond with hydrogen and one bond with nitrogen
Carbon forms one bond with hydrogen and 3 bonds with nitrogen
What does the number of dots in a Lewis Dot structure indicate about the atom?
Number of protons
Number of electrons
Number of neutrons
Number of valence electrons
Number of nucleons
Using the octet rule and the electron configurations of each element, select all the answers that explain what the elements Na and O need to do in order to achieve stability.
both elements need to have 8 valence electrons in their outer shell
Each metal atom will gain one electron
Each metal atom will lose one electron
Each metal atom will lose two electrons
Each non-metal atom will gain two electrons
Each non-metal atom will gain one electron
Each non-metal will lose two electrons
If a bond is formed when atoms share of electrons it is a __________ bond.
Ionic
Covalent
Metallic
James
A bond that has a partial positive end and a partial negative end because of unequal sharing of electrons is called a _________ bond
Metallic
Polar
Ionic
Nonpolar
How many bonding electrons are there present in a molecule of urea (pictured below)?
8
10
12
14
16
An unkown element is a soft, shiny solid at room temperature. It reacts with oxygen to form the compound XO. Which of the following is likely an identity for the unknown element?