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WorksheetsChemical Nomenclature & Formulas Comprehensive Review
Total questions: 36
Worksheet time: 18mins
In chemical compounds, covalent bonds form when _____.
the electronegativity difference between two atoms is very large.
pairs of electrons are shared between two nonmetal atoms.
two nonmetal ions are attracted to each other by opposite charges.
electrons are completely transferred between two metals.
Name this ionic compound: Pb3(PO4)2
Lead (II) Phosphate
Lead Phosphate
Trilead Disphosphate
Lead (II) Phosphate (II)
Name this ionic compound: Ag3N
Silver (I) Nitrogen
Silver Nitride
Silver (III) Nitride
Trisilver Mononitride
Name this ionic compound: MgSO4
Magnesium (II) Sulfate
Magnesium (IV) Sulfate
Magnesium Sulfate
Magnesium Sulfur Oxide
What is the formula for this ionic compound: Tin (IV) Oxide
Sn4O2
Sn(IV)O
Sn2O4
SnO2
What is the formula for this ionic compound: Copper (II) Chloride
CuCl
Cu2Cl
CuCl2
Cu(II)Cl
What is the formula for this ionic compound: Calcium Nitrite
CaNO2
NO2Ca
CaN2
Ca(NO2)2
Name the covalent compound: N2O5
Dinitrogen Pentoxide
Pentoxide Dinitrogen
Nitrogen Oxide
Nitrogen (V) Oxide
Name the covalent compound: P2S4
Phosphorus (IV) Sulfide
Tetrasulfide Diphosphorus
Phosphorus Sulfide
Diphosphorus Tetrasulfide
Name the covalent compound: CO
Monocarbon Monoxide
Carbon (IV) Oxide
Carbon Monoxide
Monocarbon Oxygen
What is the formula for this covalent compound: Nitrogen Dioxide
N2O
O2N
NO2
NO
What is the formula for this covalent compound: Diphosphorus Trioxide
P3O2
P2O3
PO4
PO
What is the formula for this covalent compound: Selenium Hexachloride
SeCl6
SeCl
Cl6Se
Se6Cl
Which one is the Empirical formula?
C7H14
C2H5
C4H8
C3H9
What is the molecular formula for CH2 if the molecular molar mass 42.0 grams/mole?
CH2
C2H4
C3H6
C4H8
Find the percentage composition of Oxygen in Vitamin C, which has the formula C3H4O3.
52.2%
3%
30%
54.5%
Determine the empirical formula for Freon, given the following composition: 9.90% carbon; 58.7% chlorine; 31.4% fluorine
C2ClF
CCl2F2
CClF2
CClF
Serotonin is a compound that conducts nerve impulses. Determine Serotonin’s molecular formula with a molecular g-mm of 176 g and its given composition of: 68.2% C; 6.82% H; 15.9% N; 9.08% O
C5H6NO
C2HNO12
CH12NO
C10H12N2O
Which type of bond is made up of two nonmetals?
Ionic
Covalent
Metallic
None of these
Which bond is made up of a metal and non-metal?
Ionic
Covalent
Metallic
None of these
An ionic compound is formed between calcium and fluoride ions. Which ions would be involved in this compound?
Ca+2 and F-
Ca-1 and F+
Ca+2 and F-2
Ca-2 and F+2
Elements from which two groups in the periodic table would most likely combine with each other to form an ionic compound?
1 and 2
1 and 17
16 and 17
17 and 18
The correct ionic name for Mg3(PO4)2 is _____.
Magnesium phosphite
trimagnesium phosphate
Magnesium (III) phosphate
Magnesium phosphate
The correct ionic chemical formula for iron (III) sulfide is _____.
FeS
Fe2S3
FeSO4
Fe2(SO4)3
Which of the following is the correct ionic formula for calcium chlorate?
Ca2(ClO3)2
CaClO3
Ca2ClO3
Ca(ClO3)2
Which of these correctly identifies the ionic formula of Nickel (II) Chloride?
NiCl
NiCl2
Ni2Cl
Ni2Cl2
What is the common name for: CH4?
Water
Methane
Ammonia
Permanganate
What is the correct name for this covalent compound BCl3?
Barium Trichloride
Boron Tetrachloride
Monoboron Chloride
Boron Trichloride
Which is the correct formula for dinitrogen pentoxide?
N5O2
NO2
N2O5
N2O
The correct name for P6S is _____.
pentaphosporus sulfide
hexaphosphorus monosulfide
monosulfur pentaphosphorus
hexaphosphide sulfide
What is the percent mass of iron in the compound Fe2O3?
70%
56%
48%
30%
The correct ionic name for NaCl is _____.
sodium chloride
sodium monochloride
sodium chlorine
naptholene chlorinate
The correct ionic name for FeO is _____.
iron oxide
iron (II) oxide
iron oxygen
iron (II) oxygen
What type of bonding has electrons that are shared?
Metallic
Ionic
Covalent
None of these choices.
What is the correct formula for aluminum trichloride?
AlCl
Al3Cl
Al3Cl3
AlCl3
What is the correct formula for dihydrogen monoxide?
HO
H2O
HO2
2HO
