Question 1

What is the empirical formula for C6H14O?

Accepted Answer

A) C6H14O 
B) C3H7O 
C) C2H7O 
D) C12H28O2 
E) CHO 
A) C6H14O 
B) C3H7O 
C) C2H7O 
D) C12H28O2 
E) CHO

Question 2

What is the chloride ion, chlorate ion, and perchlorate ion, in that order?

Accepted Answer

The answer of What is the chloride ion, chlorate ion,...

Question 3

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 4

Name the compound Co(NO3)2

Accepted Answer

A) Cobalt (I)nitrate 
B) Cobalt (II)nitrate 
C) Cobalt (I)nitride 
D) Cobalt nitrite 
E) Cobalt (II)nitride 
A) Cobalt (I)nitrate 
B) Cobalt (II)nitrate 
C) Cobalt (I)nitride 
D) Cobalt nitrite 
E) Cobalt (II)nitride

Question 5

How many electrons, protons, and neutrons are in a neutral atom of the following isotope of calcium?

Accepted Answer

20 electro

Question 6

What are the two different ions present in the compound Al(NO3)3?

Accepted Answer

A) Al3+, (NO3)3- 
B) Al+, NO3- 
C) Al3+, NO3- 
D) Al3+, NO33- 
E) Al+, (NO3)3- 
A) Al3+, (NO3)3- 
B) Al+, NO3- 
C) Al3+, NO3- 
D) Al3+, NO33- 
E) Al+, (NO3)3-

Question 7

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

Accepted Answer

A) True 
 B)False

Question 8

What is the formula for the ionic compound containing iron (III)ions and iodide ions?

Accepted Answer

A) FeI 
B) Fe2I 
C) FeI2 
D) FeI3 
E) Fe3I 
A) FeI 
B) Fe2I 
C) FeI2 
D) FeI3 
E) Fe3I

Question 9

The number of neutrons in all atoms of an element is the same.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following elements is chemically similar to potassium?

Accepted Answer

A) calcium 
B) arsenic 
C) phosphorus 
D) cerium 
E) cesium 
A) calcium 
B) arsenic 
C) phosphorus 
D) cerium 
E) cesium

Question 11

Give the formula of carbonic acid.

Accepted Answer

The answer of Give the formula of carbonic acid....

Question 12

The name for KHCO3 is

Accepted Answer

A) calcium bicarbonate. 
B) calcium carbonate. 
C) potassium carbonate. 
D) calcium hydrogen carbon trioxide. 
E) potassium hydrogen carbonate. 
A) calcium bicarbonate. 
B) calcium carbonate. 
C) potassium carbonate. 
D) calcium hydrogen carbon trioxide. 
E) potassium hydrogen carbonate.

Question 13

What is the ion ClO4- named?

Accepted Answer

A) chloride ion 
B) chlorite ion 
C) hypochlorite ion 
D) perchlorite ion 
E) perchlorate ion 
A) chloride ion 
B) chlorite ion 
C) hypochlorite ion 
D) perchlorite ion 
E) perchlorate ion

Question 14

What is the formula for the ionic compound containing sodium ions and nitride ions?

Accepted Answer

A) NaN 
B) Na2N 
C) NNa2 
D) Na3N 
E) NNa3 
A) NaN 
B) Na2N 
C) NNa2 
D) Na3N 
E) NNa3

Question 15

Name the following compound: CuCO3.

Accepted Answer

copper(II)

Question 16

How many electrons, protons, and neutrons are in a neutral atom of the following isotope of krypton?

Accepted Answer

36 electro

Question 17

Complete the following chart, in order from left to right

Accepted Answer

A) (4He, 2) 
B) (4Be, 4) 
C) (4Be, 2) 
D) (4He, 4) 
E) (2H, 2) 
A) (4He, 2) 
B) (4Be, 4) 
C) (4Be, 2) 
D) (4He, 4) 
E) (2H, 2)

Question 18

Give the formula for carbon disulfide.

Accepted Answer

The answer of Give the formula for carbon disulfide....

Question 19

Name the compound N2O4

Accepted Answer

A) nitrous oxide 
B) dinitrogen pentoxide 
C) nitrogen oxide 
D) dinitrogen tetroxide 
E) nitrogen tetroxide 
A) nitrous oxide 
B) dinitrogen pentoxide 
C) nitrogen oxide 
D) dinitrogen tetroxide 
E) nitrogen tetroxide

Question 20

What type of compound is NaOH?

Accepted Answer

A) Binary 
B) Molecular 
C) Acid 
D) Base 
E) Hydrate 
A) Binary 
B) Molecular 
C) Acid 
D) Base 
E) Hydrate

Exam 2: Atoms, Molecules, and Ions

What is the empirical formula for C6H14O?

What is the chloride ion, chlorate ion, and perchlorate ion, in that order?

An aluminum ion, Al3+, has:

Name the compound Co(NO3)2

How many electrons, protons, and neutrons are in a neutral atom of the following isotope of calcium?

What are the two different ions present in the compound Al(NO3)3?

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

What is the formula for the ionic compound containing iron (III)ions and iodide ions?

The number of neutrons in all atoms of an element is the same.

Which of the following elements is chemically similar to potassium?

Give the formula of carbonic acid.

The name for KHCO3 is

What is the ion ClO4- named?

What is the formula for the ionic compound containing sodium ions and nitride ions?

Name the following compound: CuCO3.

How many electrons, protons, and neutrons are in a neutral atom of the following isotope of krypton?

Complete the following chart, in order from left to right

Give the formula for carbon disulfide.

Name the compound N2O4

What type of compound is NaOH?

Chemistry: the Study of Change

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Gases

Thermochemistry

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

Entropy Free Energy and Equilibrium

Electrochemistry

Nuclear Chemistry

Chemistry in the Atmosphere

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Transition Metal Chemistry and Coordination Compounds

Organic Chemistry

Synthetic and Natural Organic Polymers

Filters

What is the empirical formula for C₆H₁₄O?

An aluminum ion, Al³⁺, has:

Name the compound Co(NO₃)₂

What are the two different ions present in the compound Al(NO₃)₃?

The name for KHCO₃ is

What is the ion ClO₄^- named?

Name the following compound: CuCO₃.

Name the compound N₂O₄