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WorksheetsUnit 3: Connection (Level IV)
Total questions: 15
Worksheet time: 8mins
What is the charge of nitrate?
-1
-2
0
1
3
What is the correct formula for potassium sulfide?
K2S
KS2
KS
K3S
Which of the following formulas would you EXPECT if Ra and N formed a compound?
RaN
Ra3N2
Ra2N3
Ra2N
Name the following compound: NaNO3
sodium nitrate
sodium nitrite
nadium nitrate
nadium nitrite
Name the following compound: FeBr2
iron(I) bromide
iron(II) bromide
iron(III) bromide
iron(IV) bromide
Given that the formula for a compound is XF2, which of the following elements could NOT be X?
Mg
Ca
Ra
Fr
Given that the formula for a compound is CaX, which of the following elements, or ions, could be X?
SO3
NO3
Br
N
Name the following compound: FeBr
iron(I) bromide
iron(II) bromide
iron(III) bromide
iron(IV) bromide
Which of the following elements do NOT use the stock system?
Mn
Zn
Os
I
Given that MnO2, what is the charge on Mn?
+1
+2
+3
+4
Name the following: LiCN
lithium carbon nitride
lithium cyanide
lithium carbide
lithium nitride
Which of the following formulas would you EXPECT if NH4 and P formed a compound?
(NH4)3P
NH4P
NH12P
(NH4)2P
In a Lewis dot structure, what do the dots stand for?
Core Electrons
Valence Electrons
Protons
Neutrons
Which of the following compounds are NOT possible?
CaCl
KBr
MgS
LiF
Name the following: BaS
barium sulfate
barium sulfide
barium sulfite
barium sulfur
