Question 1

Give the formula for calcium chloride.

Accepted Answer

The answer of Give the formula for calcium chloride....

Question 2

The formula for sodium sulfide is

Accepted Answer

A) NaS. 
B) K2S. 
C) NaS2. 
D) Na2S. 
E) SeS. 
A) NaS. 
B) K2S. 
C) NaS2. 
D) Na2S. 
E) SeS.

Question 3

The proton is about 1840 times heavier than the electron.

Accepted Answer

A) True 
 B)False

Question 4

Give the formula of ammonium sulfate.

Accepted Answer

The answer of Give the formula of ammonium sulfate....

Question 5

The elements known as the halogens are useful as disinfectants.Name two halogens.

Accepted Answer

(two of th

Question 6

Which of the following pairs of elements would be most likely to form an ionic compound?

Accepted Answer

A) P and Br 
B) Cu and K 
C) C and O 
D) O and Zn 
E) Al and Rb 
A) P and Br 
B) Cu and K 
C) C and O 
D) O and Zn 
E) Al and Rb

Question 7

Which is the correct formula for lead(IV)chloride?

Accepted Answer

A) Pb4Cl 
B) PbCl2 
C) PbCl3 
D) PbCl4 
E) Pb2Cl4 
A) Pb4Cl 
B) PbCl2 
C) PbCl3 
D) PbCl4 
E) Pb2Cl4

Question 8

The chemical formula for iron(II)nitrate is

Accepted Answer

A) Fe2(NO3)3 
B) Ir(NO2)2 
C) Fe2N3 
D) Fe(NO3)2 
E) Fe(NO2)2 
A) Fe2(NO3)3 
B) Ir(NO2)2 
C) Fe2N3 
D) Fe(NO3)2 
E) Fe(NO2)2

Question 9

An oxide ion, O2-, has:

Accepted Answer

A) 8 protons and 10 electrons 
B) 10 protons and 8 electrons 
C) 8 protons and 9 electrons 
D) 8 protons and 7 electrons 
E) 10 protons and 7 electrons 
A) 8 protons and 10 electrons 
B) 10 protons and 8 electrons 
C) 8 protons and 9 electrons 
D) 8 protons and 7 electrons 
E) 10 protons and 7 electrons

Question 10

Which is the correct formula for copper(II)phosphate?

Accepted Answer

A) Cu2PO4 
B) Cu3(PO4)2 
C) Cu2PO3 
D) Cu(PO4)2 
E) Cu(PO3)2 
A) Cu2PO4 
B) Cu3(PO4)2 
C) Cu2PO3 
D) Cu(PO4)2 
E) Cu(PO3)2

Question 11

Give the formula of magnesium nitrate.

Accepted Answer

The answer of Give the formula of magnesium nitrate....

Question 12

What is the formula for the binary compound formed by potassium and nitrogen?

Accepted Answer

A) KN 
B) K2N 
C) NK2 
D) K3N 
E) NK3 
A) KN 
B) K2N 
C) NK2 
D) K3N 
E) NK3

Question 13

What is the total number of atomic particles (protons, neutrons, and electrons)in an atom of 40Ca?

Accepted Answer

Question 14

Consistent with vanadium being a transition metal, the name for VSO4 should be

Accepted Answer

A) vanadium sulfide. 
B) vanadium (I)sulfite. 
C) vanadium (I)sulfate. 
D) vanadium (II)sulfate. 
E) vanadium sulfur tetraoxide. 
A) vanadium sulfide. 
B) vanadium (I)sulfite. 
C) vanadium (I)sulfate. 
D) vanadium (II)sulfate. 
E) vanadium sulfur tetraoxide.

Question 15

Use the following to answer questions  
-Use the periodic table above to show where the halogen elements are located.

Accepted Answer

The answer of Use the following to answer questions ...

Question 16

The correct name for CuSO4·5H2O is

Accepted Answer

A) copper sulfate acid. 
B) copper sulfate pentahydrate. 
C) copper(II)sulfate acid. 
D) copper(II)sulfate pentahydrate. 
E) copper(V)sulfate hydrate. 
A) copper sulfate acid. 
B) copper sulfate pentahydrate. 
C) copper(II)sulfate acid. 
D) copper(II)sulfate pentahydrate. 
E) copper(V)sulfate hydrate.

Question 17

How many protons are there in an atom of uranium whose mass number is 235?

Accepted Answer

A) 92 
B) 143 
C) 235 
D) 238 
E) 327 
A) 92 
B) 143 
C) 235 
D) 238 
E) 327

Question 18

An aluminum ion, Al3+, has:

Accepted Answer

A) 13 protons and 13 electrons 
B) 27 protons and 24 electrons 
C) 16 protons and 13 electrons 
D) 13 protons and 10 electrons 
E) 10 protons and 13 electrons 
A) 13 protons and 13 electrons 
B) 27 protons and 24 electrons 
C) 16 protons and 13 electrons 
D) 13 protons and 10 electrons 
E) 10 protons and 13 electrons

Question 19

Almost all the mass of an atom is concentrated in the nucleus.

Accepted Answer

A) True 
 B)False

Question 20

Name the following binary compound: Fe2O3.

Accepted Answer

iron(III)o

Exam 2: Atoms, Molecules, and Ions

Give the formula for calcium chloride.

The formula for sodium sulfide is

The proton is about 1840 times heavier than the electron.

Give the formula of ammonium sulfate.

The elements known as the halogens are useful as disinfectants.Name two halogens.

Which of the following pairs of elements would be most likely to form an ionic compound?

Which is the correct formula for lead(IV)chloride?

The chemical formula for iron(II)nitrate is

An oxide ion, O2-, has:

Which is the correct formula for copper(II)phosphate?

Give the formula of magnesium nitrate.

What is the formula for the binary compound formed by potassium and nitrogen?

What is the total number of atomic particles (protons, neutrons, and electrons)in an atom of 40Ca?

Consistent with vanadium being a transition metal, the name for VSO4 should be

Use the following to answer questions -Use the periodic table above to show where the halogen elements are located.

The correct name for CuSO4·5H2O is

How many protons are there in an atom of uranium whose mass number is 235?

An aluminum ion, Al3+, has:

Almost all the mass of an atom is concentrated in the nucleus.

Name the following binary compound: Fe2O3.

Chemistry: The Study of Change

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solution

Gases

Thermo-Chemistry

Quantum Theory and the Electronic Structure of Atoms

Periodic Relationships Among the Elements

Chemical Bonding I: Basic Concepts

Chemical Bonding Ii: Molecular Geometry and Hybridization of Atomic Orbitals

Intermolecular Forces and Liquids and Solids

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Chemistry in the Atmosphere

Entropy, Free Energy, and Equilibrium

Electrochemistry

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Transition Metal Chemistry and Coordination Compounds

Nuclear Chemistry

Organic Chemistry

Synthetic and Natural Organic Polymers

Filters

An oxide ion, O^2-, has:

What is the total number of atomic particles (protons, neutrons, and electrons)in an atom of ⁴⁰Ca?

Consistent with vanadium being a transition metal, the name for VSO₄ should be

The correct name for CuSO₄·5H₂O is

An aluminum ion, Al³⁺, has:

Name the following binary compound: Fe₂O₃.