Question 1

Match every binary compound with the correct coefficient of x and y .
-AlxCly

Accepted Answer

A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1 
A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1 G

Question 2

Match each element with the most likely valence charge.
-N

Accepted Answer

A) (+4 or -4) 
B) (0) 
C) (-2) 
D) (+1) 
E) (+2)
F)(-3)
G)(+3)
H)(-1) 
A) (+4 or -4) 
B) (0) 
C) (-2) 
D) (+1) 
E) (+2)
F)(-3)
G)(+3)
H)(-1) F

Question 3

Both the energy and the wavelength of electromagnetic radiation are related by the constants c, the speed of light, and Planck's constant, h.

Accepted Answer

A) True 
 B)False  True

Question 4

The wavelength is the distance measured between two crests, but not between two troughs.

Accepted Answer

A) True 
 B)False

Question 5

Blue visible light has a lower energy than red visible light.

Accepted Answer

A) True 
 B)False

Question 6

Predict the formula of the compound produced in a reaction between lithium (Li) and phosphorus (P).

Accepted Answer

A)  LiP 
B)  LI₂P3 
C)  LiP2 
D)  LI₃P 
A)  LiP 
B)  LI₂P3 
C)  LiP2 
D)  LI₃P

Question 7

Match every binary compound with the correct coefficient of x and y .
-LixNy

Accepted Answer

A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1 
A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1

Question 8

In Bohr's theory, electrons can jump from one energy level to another or from one orbit to another.

Accepted Answer

A) True 
 B)False

Question 9

One example of a d orbital looks like a four-leaf clover.

Accepted Answer

A) True 
 B)False

Question 10

Atoms in which of the following groups will likely lose three electrons?

Accepted Answer

A)  IIIA 
B)  VA 
C)  IIA 
D)  IVA 
A)  IIIA 
B)  VA 
C)  IIA 
D)  IVA

Question 11

Match every binary compound with the correct coefficient of x and y .
-LixHy

Accepted Answer

A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1 
A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1

Question 12

9) A metal is an element that tends to ________ valence electrons in chemical reactions, becoming a(n) ________ in the process.

Accepted Answer

A)  lose; cation 
B)  gain; anion 
C)  lose; anion 
D)  gain; cation 
A)  lose; cation 
B)  gain; anion 
C)  lose; anion 
D)  gain; cation

Question 13

Match the following species with the corresponding electronic configuration.
-S6+

Accepted Answer

A) 1s22s22p63s2 
B) 1s22s22p63s23p2 
C) 1s22s22p63s23p64s2 
D) 1s22s22p63s23p1 
E) 1s22s22p63s23p4
F)1s22s22p63s23p6
G)1s22s22p6
H)1s22s22p63s23p5 
A) 1s22s22p63s2 
B) 1s22s22p63s23p2 
C) 1s22s22p63s23p64s2 
D) 1s22s22p63s23p1 
E) 1s22s22p63s23p4
F)1s22s22p63s23p6
G)1s22s22p6
H)1s22s22p63s23p5

Question 14

Match the following species with the corresponding electronic configuration.
-Ca

Accepted Answer

A) 1s22s22p63s2 
B) 1s22s22p63s23p2 
C) 1s22s22p63s23p64s2 
D) 1s22s22p63s23p1 
E) 1s22s22p63s23p4
F)1s22s22p63s23p6
G)1s22s22p6
H)1s22s22p63s23p5 
A) 1s22s22p63s2 
B) 1s22s22p63s23p2 
C) 1s22s22p63s23p64s2 
D) 1s22s22p63s23p1 
E) 1s22s22p63s23p4
F)1s22s22p63s23p6
G)1s22s22p6
H)1s22s22p63s23p5

Question 15

The relative ratio of atoms in the binary compound AlxOy is ________.

Accepted Answer

A)  x = 2, y = 3 
B)  x = 3, y = 2 
C)  x = 5, y = 2 
D)  x = 2, y = 5 
A)  x = 2, y = 3 
B)  x = 3, y = 2 
C)  x = 5, y = 2 
D)  x = 2, y = 5

Question 16

Match the scientist with his contribution.
-Max Planck

Accepted Answer

A) Proposed that the electrons inside of an atom could only have specific, discrete amounts of energy. 
B) Proposed energy quantization to explain the energy characteristics of light emitted by heated objects. 
C) Developed the model of an atom. 
D) Suggested the existence of a tiny, massive positively charged nucleus. 
A) Proposed that the electrons inside of an atom could only have specific, discrete amounts of energy. 
B) Proposed energy quantization to explain the energy characteristics of light emitted by heated objects. 
C) Developed the model of an atom. 
D) Suggested the existence of a tiny, massive positively charged nucleus.

Question 17

The likely formula of the compound formed between Al and S is ________.

Accepted Answer

A)  AL₂S 
B)  AlS2 
C)  AL₂S3 
D)  AL₃S2 
A)  AL₂S 
B)  AlS2 
C)  AL₂S3 
D)  AL₃S2

Question 18

Which of the following elements is the largest size halogen?

Accepted Answer

A)  He 
B)  I 
C)  F 
D)  Kr 
A)  He 
B)  I 
C)  F 
D)  Kr

Question 19

Phosphorus atoms have five valence electrons.

Accepted Answer

A) True 
 B)False

Question 20

The speed of light is about 186,000 miles per minute.

Accepted Answer

A) True 
 B)False

Match every binary compound with the correct coefficient of x and y . -AlxCly

Match each element with the most likely valence charge. -N

Both the energy and the wavelength of electromagnetic radiation are related by the constants c, the speed of light, and Planck's constant, h.

The wavelength is the distance measured between two crests, but not between two troughs.

Blue visible light has a lower energy than red visible light.

Predict the formula of the compound produced in a reaction between lithium (Li) and phosphorus (P).

Match every binary compound with the correct coefficient of x and y . -LixNy

In Bohr's theory, electrons can jump from one energy level to another or from one orbit to another.

One example of a d orbital looks like a four-leaf clover.

Atoms in which of the following groups will likely lose three electrons?

Match every binary compound with the correct coefficient of x and y . -LixHy

9) A metal is an element that tends to valence electrons in chemical reactions, becoming a(n) in the process.

Match the following species with the corresponding electronic configuration. -S⁶⁺

Match the following species with the corresponding electronic configuration. -Ca

The relative ratio of atoms in the binary compound AlxOy is ________.

Match the scientist with his contribution. -Max Planck

The likely formula of the compound formed between Al and S is ________.

Which of the following elements is the largest size halogen?

Phosphorus atoms have five valence electrons.

The speed of light is about 186,000 miles per minute.

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Exam 4: The Modern Model of the Atom

Match every binary compound with the correct coefficient of x and y . -AlxCly

Match each element with the most likely valence charge. -N

Both the energy and the wavelength of electromagnetic radiation are related by the constants c, the speed of light, and Planck's constant, h.

The wavelength is the distance measured between two crests, but not between two troughs.

Blue visible light has a lower energy than red visible light.

Predict the formula of the compound produced in a reaction between lithium (Li) and phosphorus (P).

Match every binary compound with the correct coefficient of x and y . -LixNy

In Bohr's theory, electrons can jump from one energy level to another or from one orbit to another.

One example of a d orbital looks like a four-leaf clover.

Atoms in which of the following groups will likely lose three electrons?

Match every binary compound with the correct coefficient of x and y . -LixHy

9) A metal is an element that tends to ________ valence electrons in chemical reactions, becoming a(n) ________ in the process.

Match the following species with the corresponding electronic configuration. -S6+

Match the following species with the corresponding electronic configuration. -Ca

The relative ratio of atoms in the binary compound AlxOy is ________.

Match the scientist with his contribution. -Max Planck

The likely formula of the compound formed between Al and S is ________.

Which of the following elements is the largest size halogen?

Phosphorus atoms have five valence electrons.

The speed of light is about 186,000 miles per minute.

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

9) A metal is an element that tends to valence electrons in chemical reactions, becoming a(n) in the process.

Match the following species with the corresponding electronic configuration. -S⁶⁺