Question 1

The atomic symbol that corresponds to the name boron is:

Accepted Answer

A) B 
B) Br 
C) Bi 
D) Bu 
A) B 
B) Br 
C) Bi 
D) Bu

Question 2

When two or more substances are mixed and evenly distributed that a sample from any one part of the mixture is chemically identical to a sample from any other part, the mixture is said to be:

Accepted Answer

A) homogeneous. 
B) complete. 
C) heterogeneous. 
D) molecular. 
A) homogeneous. 
B) complete. 
C) heterogeneous. 
D) molecular.

Question 3

What elements are present, and how many atoms of each are in the compound MgCl2?

Accepted Answer

A) 1 atom of magnesium and 2 atoms of cobalt 
B) 1 atom of magnesium and 2 atoms of chlorine 
C) 2 atoms of magnesium and 1 atom of cobalt 
D) 2 atoms of magnesium and 1 atom of chlorine 
A) 1 atom of magnesium and 2 atoms of cobalt 
B) 1 atom of magnesium and 2 atoms of chlorine 
C) 2 atoms of magnesium and 1 atom of cobalt 
D) 2 atoms of magnesium and 1 atom of chlorine

Question 4

The atomic symbols that correspond to bromine, boron, and bismuth are:

Accepted Answer

A) Ba, B, and Bi. 
B) Br, B, and Bi. 
C) Br, Ba, and Bi. 
D)  Br, Bo, and 
A) Ba, B, and Bi. 
B) Br, B, and Bi. 
C) Br, Ba, and Bi. 
D)  Br, Bo, and

Question 5

Why was chromatography originally developed?

Accepted Answer

A) To separate different particles in mixtures 
B) To separate colored pigments in flowers 
C) To separate different flavors in coffees 
D) To distinguish colored components in coal tar 
A) To separate different particles in mixtures 
B) To separate colored pigments in flowers 
C) To separate different flavors in coffees 
D) To distinguish colored components in coal tar

Question 6

K is the symbol for which element?

Accepted Answer

A) Potassium 
B) Polonium 
C) Phosphorus 
D) Sodium 
A) Potassium 
B) Polonium 
C) Phosphorus 
D) Sodium

Question 7

The atomic symbol that corresponds to the name tungsten is:

Accepted Answer

A) P 
B) W 
C) B 
D) H 
A) P 
B) W 
C) B 
D) H

Question 8

What five elements are in the halogens group?

Accepted Answer

Fluorine,

Question 9

Which is the atomic symbol that corresponds to the element name arsenic?

Accepted Answer

A) As 
B) Ar 
C) At 
D) Sb 
A) As 
B) Ar 
C) At 
D) Sb

Question 10

What series of the following elements are metalloids?

Accepted Answer

A) Tungsten, silicon, and gallium 
B) Tungsten, sulfur, and silver 
C) Germanium, antimony, and sulfur 
D) Gallium, germanium, and antimony 
A) Tungsten, silicon, and gallium 
B) Tungsten, sulfur, and silver 
C) Germanium, antimony, and sulfur 
D) Gallium, germanium, and antimony

Question 11

What element name corresponds to the elemental symbol Sb?

Accepted Answer

A) Antimony 
B) Lead 
C) Tin 
D) Arsenic 
A) Antimony 
B) Lead 
C) Tin 
D) Arsenic

Question 12

To whom does credit for the creation of the periodic table go?

Accepted Answer

A) Dmitri Mendeleev 
B) Gregori Mendeleev 
C) Petrovich Dmitrov 
D) Freiderich Flintstone 
A) Dmitri Mendeleev 
B) Gregori Mendeleev 
C) Petrovich Dmitrov 
D) Freiderich Flintstone

Question 13

Common table salt, sodium chloride, is an example of what?

Accepted Answer

A) A mixture 
B) An element 
C) A homogeneous mixture 
D) A compound 
A) A mixture 
B) An element 
C) A homogeneous mixture 
D) A compound

Question 14

What does the atomic symbol Sn stand for?

Accepted Answer

A) Silicon 
B) Scandium 
C) Selenium 
D) Tin 
A) Silicon 
B) Scandium 
C) Selenium 
D) Tin

Question 15

What name is represented by the elemental symbol Hg?

Accepted Answer

A) Hydrogen 
B) Mercury 
C) Helium 
D) Holmium 
A) Hydrogen 
B) Mercury 
C) Helium 
D) Holmium

Question 16

What name corresponds to the elemental symbol Se?

Accepted Answer

The answer of What name corresponds to the elemental symbol...

Question 17

What elements are present, and how many atoms of each are in the compound KMnO4?

Accepted Answer

1 atom of potassium,

Question 18

Palladium (II) chloride has the formula PdCl2.

Accepted Answer

A) True 
 B)False

Question 19

What is the atomic symbol for argon?

Accepted Answer

A) Ar 
B) Ru 
C) Rg 
D) Ir 
A) Ar 
B) Ru 
C) Rg 
D) Ir

Question 20

What do the following elements have in common: V, Mo, Os?

Accepted Answer

A) They are all non-metals. 
B) They are all main group metals. 
C) They are all transition metals. 
D) They are all metalloids. 
A) They are all non-metals. 
B) They are all main group metals. 
C) They are all transition metals. 
D) They are all metalloids.

The atomic symbol that corresponds to the name boron is:

When two or more substances are mixed and evenly distributed that a sample from any one part of the mixture is chemically identical to a sample from any other part, the mixture is said to be:

What elements are present, and how many atoms of each are in the compound MgCl₂?

The atomic symbols that correspond to bromine, boron, and bismuth are:

Why was chromatography originally developed?

K is the symbol for which element?

The atomic symbol that corresponds to the name tungsten is:

What five elements are in the halogens group?

Which is the atomic symbol that corresponds to the element name arsenic?

What series of the following elements are metalloids?

What element name corresponds to the elemental symbol Sb?

To whom does credit for the creation of the periodic table go?

Common table salt, sodium chloride, is an example of what?

What does the atomic symbol Sn stand for?

What name is represented by the elemental symbol Hg?

What name corresponds to the elemental symbol Se?

What elements are present, and how many atoms of each are in the compound KMnO₄?

Palladium (II) chloride has the formula PdCl₂.

What is the atomic symbol for argon?

What do the following elements have in common: V, Mo, Os?

Matter: Properties, Changes and Measurements

Understanding Atoms

Bonding and Reactions

Chemistry of Bonding: Structure and Function of Drug Molecules

Aqueous Solutions: Part I

Aqueous Solutions: Part II

Organic Chemistry and Polymers

Chemistry of Fire and Heat

Chemistry of Explosions

Applications of Chemical Kinetics

Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

Chemical Equilibrium

Introduction to Biochemistry

Filters

Exam 1: Understanding Our World With Chemistry

The atomic symbol that corresponds to the name boron is:

When two or more substances are mixed and evenly distributed that a sample from any one part of the mixture is chemically identical to a sample from any other part, the mixture is said to be:

What elements are present, and how many atoms of each are in the compound MgCl2?

The atomic symbols that correspond to bromine, boron, and bismuth are:

Why was chromatography originally developed?

K is the symbol for which element?

The atomic symbol that corresponds to the name tungsten is:

What five elements are in the halogens group?

Which is the atomic symbol that corresponds to the element name arsenic?

What series of the following elements are metalloids?

What element name corresponds to the elemental symbol Sb?

To whom does credit for the creation of the periodic table go?

Common table salt, sodium chloride, is an example of what?

What does the atomic symbol Sn stand for?

What name is represented by the elemental symbol Hg?

What name corresponds to the elemental symbol Se?

What elements are present, and how many atoms of each are in the compound KMnO4?

Palladium (II) chloride has the formula PdCl2.

What is the atomic symbol for argon?

What do the following elements have in common: V, Mo, Os?

Matter: Properties, Changes and Measurements

Understanding Atoms

Bonding and Reactions

Chemistry of Bonding: Structure and Function of Drug Molecules

Aqueous Solutions: Part I

Aqueous Solutions: Part II

Organic Chemistry and Polymers

Chemistry of Fire and Heat

Chemistry of Explosions

Applications of Chemical Kinetics

Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

Chemical Equilibrium

Introduction to Biochemistry

Filters

What elements are present, and how many atoms of each are in the compound MgCl₂?

What elements are present, and how many atoms of each are in the compound KMnO₄?

Palladium (II) chloride has the formula PdCl₂.