Naming Compounds | ||
#1 | Write the chemical name for CO2 |
Carbon Dioxide |
#2 | Give the chemical formula for Phosphorous Bromide |
PBr3 |
#3 | Name this molecular compound with their common name H2O2 |
hydrogen peroxide |
#4 | Name this ion NH4+ |
Ammonium |
#5 | Name Fe2S3 |
Iron (III) Sulfide |
True or False | ||
#1 | Molecular compounds are made up of metals |
False They are made up of nonmetals |
#2 | An ionic compound is made up of a metal (cation) and a (metal) anion |
An ionic compound is made up of a metal (cation) and a (nonmetal) anion |
#3 | Carbon Dioxide is a molecular compound |
True Carbon & Oxygen are both nonmetals |
#4 | Molecular compounds can include metals in rare situations |
False |
#5 | This is the chemical formula for the polyatomic ion acetate C2H6O3 |
False Acetate is C2H3O2- |
Cation/ Anion | ||
#1 | In a ionic compound the _________ is written first. |
The cation is written first. The element with the positive charge. The metal is written first. |
#2 | I am the anion Na2SO4 |
What is "Sulfate"? SO4-2 |
#3 | _______________is the only cation polyatomic ion. |
What is "Ammonium" NH4+ |
#4 | In the ionic compound Zinc (II) Chloride the anion has a ______ charge. |
What is -1? Chloride = Cl-1 |
#5 | In the ionic compound Pb(NO3)2 there are __2___atoms of ____ & ____atoms of ____ in the anion. |
What is (N,3, & O)? In the polyatomic compound Pb(NO3)2 there are __2___atoms of N___ & __6__atoms of __O__ in the anion. |
Polyatomics | ||
#1 | Write the name for this polyatomic ion SO42- |
What is sulfate? |
#2 | The overall charge (Net Charge) on the ionic compound Ba(NO3)2 is_____. |
What is Zero? Electrically Neutral |
#3 | The correct name for PO43- is_____________.
DAILY DOUBLE |
What is Phosphate |
#4 | Polyatomics are written __________because they are made up of 2 or more______________ atoms, thus they are the __________. |
What is second, nonmetal, & anion? |
#5 | All of these are polyatomic ions except for NO3- C2O42- ClO3- KO2- |
What is KO2-? This is not a polyatomic ion. Polyatomic ions are made up of 2 or more nonmetals and K is a metal. |
All of Unit 4B | ||
#1 | The charge on the silver ion is __________. |
What is +1? Though silver is a transitional metal, it can only have a charge of +1. |
#2 | The elements that are next to the staircase on the periodic table are called__________. |
What are metalloids? |
#3 | Nonmetals tend to form the _______ ion. |
What is negative ion? Anion |
#4 | Metals tend to _______ electrons while nonmetals ________ electrons. |
What is lose & gain? |
#5 | An orange-red flame is produced when SrCl2 and SrSO4 are put into the flame. _________ is the element that causes this color. |
What is Sr (Stronium)? Metals give off color during a flame test not nonmetals. Stronium is the metal present in both of these chemical formulas, thus the color produced is due to the Stronium atom. |
Final Question | |
In the flame test lab we know that K )potassium) gives off a _________ color while Cu (copper) gives off a __________ color. |
K (potassium) color is pink/purple (lilac) Cu (copper) color is blue/green |