Question 1

Which chemical formula is NOT correct?

Accepted Answer

A) Na2HCO3 
B) NaNO3 
C) Na2HPO4 
D) Na2SO3 
E) More than one of the formulas is not correct. 
A) Na2HCO3 
B) NaNO3 
C) Na2HPO4 
D) Na2SO3 
E) More than one of the formulas is not correct.

Question 2

The ionic formula for zinc oxide is ZnO2.

Accepted Answer

A) True 
 B)False

Question 3

The sulfite ion contains more oxygen atoms than the sulfate ion.

Accepted Answer

A) True 
 B)False

Question 4

Bonding is the joining of two atoms in a stable arrangement.

Accepted Answer

A) True 
 B)False

Question 5

Which compound has the highest melting point?

Accepted Answer

A) KCl 
B) CH4 
C) C6H12O6 
D) H2O 
A) KCl 
B) CH4 
C) C6H12O6 
D) H2O

Question 6

All polyatomic ions are anions.

Accepted Answer

A) True 
 B)False

Question 7

An iodide ion has 53 protons and 54 electrons.

Accepted Answer

A) True 
 B)False

Question 8

What is the electron configuration of an F- ion?

Accepted Answer

A) 1s22s22p4 
B) 1s22s22p5 
C) 1s22s22p6 
D) 1s22s22p63s1 
A) 1s22s22p4 
B) 1s22s22p5 
C) 1s22s22p6 
D) 1s22s22p63s1

Question 9

What is the name of the compound (NH4)2SO4?

Accepted Answer

A) Ammonium sulfide 
B) Ammonia sulfate 
C) Ammonia sulfoxide 
D) Ammonium sulfate 
E) Diammonium sulfate 
A) Ammonium sulfide 
B) Ammonia sulfate 
C) Ammonia sulfoxide 
D) Ammonium sulfate 
E) Diammonium sulfate

Question 10

Which chemical formula is correct?

Accepted Answer

A) Ag(CH3CO2)2 
B) K2CN 
C) Mg(OH)2 
D) MgHCO3 
E) More than one of the formulas is correct. 
A) Ag(CH3CO2)2 
B) K2CN 
C) Mg(OH)2 
D) MgHCO3 
E) More than one of the formulas is correct.

Question 11

The electron configuration of the oxide ion is ________.

Accepted Answer

The answer of The electron configuration of the oxide ion...

Question 12

What is the name of the SO42- ion?

Accepted Answer

A) Sulfide ion 
B) Sulfate ion 
C) Sulfite ion 
D) Bisulfate ion 
A) Sulfide ion 
B) Sulfate ion 
C) Sulfite ion 
D) Bisulfate ion

Question 13

What is the ion symbol for an atom with sixteen (16)protons and eighteen (18)electrons?

Accepted Answer

A) S2- 
B) S 
C) Ar 
D) Ar2+ 
E) Ar2- 
A) S2- 
B) S 
C) Ar 
D) Ar2+ 
E) Ar2-

Question 14

Consider the B atom and the B+ ion. Which will have the larger radius (size)?

Accepted Answer

A) The B+ ion 
B) The B atom 
C) They will both have identical radii 
D) Impossible to determine 
A) The B+ ion 
B) The B atom 
C) They will both have identical radii 
D) Impossible to determine

Question 15

An iron (III)ion has 29 protons and 26 electrons.

Accepted Answer

A) True 
 B)False

Question 16

What is the formula for the ionic compound lithium oxide?

Accepted Answer

A) LiO 
B) LiO2 
C) Li2O 
D) Li2O2 
A) LiO 
B) LiO2 
C) Li2O 
D) Li2O2

Question 17

Ionic bonds result from the sharing of electrons between two atoms.

Accepted Answer

A) True 
 B)False

Question 18

The diphosphate ion is a biologically important polyatomic ion. If the ionic compound calcium diphosphate has the formula Ca2P2O7,which correctly represents the ion symbol of the diphosphate ion?

Accepted Answer

A) P2O72- 
B) PO4- 
C) 2 PO46- 
D) P2O74- 
A) P2O72- 
B) PO4- 
C) 2 PO46- 
D) P2O74-

Question 19

In bonding,main group elements gain,lose,or share electrons to attain the ________ of the nearest noble gas neighbor to them in the periodic table.

Accepted Answer

electron c

Question 20

The carbonate ion contains the same number of oxygen atoms as the sulfate ion.

Accepted Answer

A) True 
 B)False

Exam 3: Ionic Compounds

Which chemical formula is NOT correct?

The ionic formula for zinc oxide is ZnO2.

The sulfite ion contains more oxygen atoms than the sulfate ion.

Bonding is the joining of two atoms in a stable arrangement.

Which compound has the highest melting point?

All polyatomic ions are anions.

An iodide ion has 53 protons and 54 electrons.

What is the electron configuration of an F- ion?

What is the name of the compound (NH4)2SO4?

Which chemical formula is correct?

The electron configuration of the oxide ion is ________.

What is the name of the SO42- ion?

What is the ion symbol for an atom with sixteen (16)protons and eighteen (18)electrons?

Consider the B atom and the B+ ion. Which will have the larger radius (size)?

An iron (III)ion has 29 protons and 26 electrons.

What is the formula for the ionic compound lithium oxide?

Ionic bonds result from the sharing of electrons between two atoms.

The diphosphate ion is a biologically important polyatomic ion. If the ionic compound calcium diphosphate has the formula Ca2P2O7,which correctly represents the ion symbol of the diphosphate ion?

In bonding,main group elements gain,lose,or share electrons to attain the ________ of the nearest noble gas neighbor to them in the periodic table.

The carbonate ion contains the same number of oxygen atoms as the sulfate ion.

Matter and Measurement

Atoms and the Periodic Table

Covalent Compounds

Chemical Reactions

Energy Changes,reaction Rates,and Equilibrium

Gases,liquids,and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Molecules and Functional Groups

Alkanes

Unsaturated Hydrocarbons

Organic Compounds That Contain Oxygen,halogen,or Sulfur

The Three-Dimensional Shape of Molecules

Aldehydes and Ketones

Carboxylic Acids,esters,and Amides

Amines and Neurotransmitters

Lipids

Carbohydrates

Amino Acids,proteins,and Enzymes

Nucleic Acids and Protein Synthesis

Metabolism and Energy Production

Carbohydrate,lipid,and Protein Metabolism

Filters

The ionic formula for zinc oxide is ZnO₂.

What is the electron configuration of an F^- ion?

What is the name of the compound (NH₄)₂SO₄?

What is the name of the SO₄^2- ion?

The diphosphate ion is a biologically important polyatomic ion. If the ionic compound calcium diphosphate has the formula Ca₂P₂O₇,which correctly represents the ion symbol of the diphosphate ion?