Quiz about Ionic Formulas

Question 1

What is the correct formula for lithium sulfide?
Lithium = Li
Sulfur = S

Accepted Answer

Li2S

Answer

LiS

Answer

LiS2

Answer

Li2S1

Question 2

What is the correct formula for aluminum sulfide?
Aluminum = Al
Sulfur = S

Accepted Answer

Al2S3

Answer

AlS

Answer

AlS3

Answer

Al2S

Question 3

What is the correct formula for barium sulfide?

Accepted Answer

BaS

Answer

BaS2

Answer

Ba2S

Answer

Ba2S3

Question 4

When naming ionic compounds, the cation is always named first and the anion is always named second.

Accepted Answer

True

Answer

False

Question 5

What is the correct formula for the compound, lithium oxide?

Accepted Answer

Li2O

Answer

LiO

Answer

LiO2

Answer

Li2O2

Question 6

The formula of calcium phosphate is

Accepted Answer

Ca₃(PO₄)₂

Answer

CaPO4

Answer

Ca₂(PO₄)₃

Answer

Ca3PO4

Question 7

How do the following two elements bond together?
K¹⁺ S^2-

Accepted Answer

K2S

Answer

KS

Answer

K8S

Answer

K6S3

Question 8

What is the correct formula for magnesium chloride? Magnesium = Mg, Chlorine = Cl

Accepted Answer

$$MgCl_2$$

Answer

$$MgCl$$

Answer

$$Mg_2Cl$$

Answer

$$Mg_2Cl_3$$

Question 9

Which of the following is the correct formula for sodium nitrate? Sodium = Na, Nitrate = NO_3

Accepted Answer

$$NaNO_3$$

Answer

$$Na_2NO_3$$

Answer

$$Na(NO_3)_2$$

Answer

$$Na_3NO_2$$

Question 10

What is the correct formula for potassium sulfate? Potassium = K, Sulfate = SO_4

Accepted Answer

$$K_2SO_4$$

Answer

$$KSO_4$$

Answer

$$K_2(SO_4)_3$$

Answer

$$K_3SO_4$$

Question 11

Which of the following represents the correct formula for calcium carbonate? Calcium = Ca, Carbonate = CO_3

Accepted Answer

$$CaCO_3$$

Answer

$$Ca_2CO_3$$

Answer

$$Ca(CO_3)_2$$

Answer

$$Ca_3CO_2$$

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