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WorksheetsCheckpoint 4 Review
Total questions: 15
Worksheet time: 11mins
What is the relationship between empirical and molecular formulas?
they are not related
molecular formulas are multiples of empirical formulas
empirical formulas are multiples of molecular formulas
An empirical formula has the (a) of elements. A molecular formula is a (b) of the empirical formula.
What is the empirical formula for glucose, C₆H₁₂O₆?
CH₂O
C₂H₄O₂
C₃H₆O₃
C₆H₁₂O₆
Which formulas could represent the empirical formula and the molecular formula of a given compound?
CH₄, C₅H₁₂
CH₂, C₃H₆
CH₂O, C₄H₆O₄
CHO, C₆H₁₂O₆
match the correct formula with its name
FeO
iron (III) oxide
Fe2O3
iron (II) oxide
HCl
sodium chloride
NaCl
dihydrogen monoxide
H2O
hydrochloric acid
What is the chemical formula for sodium hydroxide?
SHO
SOH
NaHo
NaOH
Which is the correct formula for dinitrogen monoxide?
N₂O₃
N₂O
NO
NO₂
When potassium reacts with iodine, they form Potassium Iodide. Which of the following correctly describes this compound?
They form the compound KI, which is covalent.
They form the compound PI₃, which is covalent.
They form the compound KI, which is ionic.
They form the compound PI₃, which is ionic.
What is the IUPAC name for the compound CoBr₂?
Cobalt(I) dibromide
Cobalt(I) bromide
Cobalt(II) dibromide
Cobalt(II) bromide
What is the name for NaClO₃?
Sodium chloride
Sodium chlorite
Sodium chlorate
Sodium perchlorate
What is the correct name for the following compound? H₂O
Hydrogen oxide
Hydrogen oxolate
Dihydrogen monoxide
Hydrogen dioxide
Which of the following are compounds that contain a covalent bond? Select TWO correct answers.
CaCl₂
Na₂
NaCl
SO₂
CO
Which of the following is the correct chemical name for H₂SO₄?
sulfuric acid
hydrogen sulfide
sulfur tetroxide
dihydrogen sulfoxide
What is the chemical formula for the carbon tetrachloride?
CCl₃
CCl₄
C₃Cl
C₄Cl
The chemical formula for the compound sodium sulfate is (a) . The name sodium sulfate does not include a Roman numeral after sodium because (b) and also it is NOT a (c) that has multiple oxidation states.
