Question 1

Which of the following halogens forms compounds only in the -1 oxidation state?

Accepted Answer

A)  Bromine 
B)  Chlorine 
C)  Astatine 
D)  Fluorine 
E)  Iodine 
A)  Bromine 
B)  Chlorine 
C)  Astatine 
D)  Fluorine 
E)  Iodine

Question 2

The highest possible oxidation state of xenon is _____.

Accepted Answer

The answer of The highest possible oxidation state of xenon...

Question 3

_____ is used primarily as a cryogenic liquid due to its low boiling point.

Accepted Answer

The answer of _____ is used primarily as a cryogenic...

Question 4

Explain the different allotropes of phosphorus.

Accepted Answer

@#LAT-DLM&White phosphorus: This is the most commo

Question 5

N2O is thermodynamically unstable.

Accepted Answer

A) True 
 B)False

Question 6

Gallium dissolves in either acid or base to produce hydrogen gas.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following group 16 elements has the greatest tendency to form multiple bonds?

Accepted Answer

A)  Selenium 
B)  Tellurium 
C)  Sulfur 
D)  Oxygen 
E)  Polonium 
A)  Selenium 
B)  Tellurium 
C)  Sulfur 
D)  Oxygen 
E)  Polonium

Question 8

Which of the following compounds will be the most stable at room temperature?

Accepted Answer

A)  CCl4 
B)  GeCl2 
C)  CCl2 
D)  SiCl2 
E)  PbCl2 
A)  CCl4 
B)  GeCl2 
C)  CCl2 
D)  SiCl2 
E)  PbCl2

Question 9

The tetrahalides of tin and lead react with water to give amphoteric oxides.

Accepted Answer

A) True 
 B)False

Question 10

What are the general properties of the group 18 elements?

Accepted Answer

The elements of group 18 all have closed

Question 11

Of the group 13 halides, only the _____ behave as typical ionic compounds.

Accepted Answer

A)  chlorides 
B)  bromides 
C)  sulfides 
D)  fluorides 
E)  iodides 
A)  chlorides 
B)  bromides 
C)  sulfides 
D)  fluorides 
E)  iodides

Question 12

Which of the following oxides is neutral?

Accepted Answer

A)  PbO2 
B)  Rb2O 
C)  CaO 
D)  Al2O3 
E)  Br2O 
A)  PbO2 
B)  Rb2O 
C)  CaO 
D)  Al2O3 
E)  Br2O

Question 13

Which of the following dioxides is the most basic?

Accepted Answer

A)  PoO2 
B)  TeO2 
C)  SO2 
D)  SeO2 
E)  NO2 
A)  PoO2 
B)  TeO2 
C)  SO2 
D)  SeO2 
E)  NO2

Question 14

Chlorine can form stable compounds with xenon and krypton without being oxidized itself.

Accepted Answer

A) True 
 B)False

Question 15

The perhalic acids HClO4, HIO4, and HBrO4, when arranged in the increasing order of their acid strength follow the order:

Accepted Answer

A)  HIO4 4 4.. 
B)  HClO4 4 4. 
C)  HClO4 4 4. 
D)  HIO4 4 4. 
E)  HIO4 4 4. 
A)  HIO4 4 4.. 
B)  HClO4 4 4. 
C)  HClO4 4 4. 
D)  HIO4 4 4. 
E)  HIO4 4 4.

Question 16

Group 13 elements are found in nature in their free state.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following pnicogens is used in printing, as it produces crisp, clear letters for typesetting?

Accepted Answer

A)  Nitrogen 
B)  Bismuth 
C)  Arsenic 
D)  Antimony 
E)  Phosphorus 
A)  Nitrogen 
B)  Bismuth 
C)  Arsenic 
D)  Antimony 
E)  Phosphorus

Question 18

_____ carbides are chemically inert.

Accepted Answer

The answer of _____ carbides are chemically inert....

Question 19

Thallium has greater first ionization energy than indium. Explain

Accepted Answer

The anomalies in periodic trends among G

Question 20

Complete the equation: 2In(s) + 3I2(s) $\stackrel { \Delta } { \longrightarrow }$ _____(s).

Accepted Answer

A)  2InI 
B)  2InI3 
C)  InI6 
D)  In2I6. 
E)  2InI3. 
A)  2InI 
B)  2InI3 
C)  InI6 
D)  In2I6. 
E)  2InI3.

Exam 22: The P-Block Elements

Which of the following halogens forms compounds only in the -1 oxidation state?

The highest possible oxidation state of xenon is _____.

_____ is used primarily as a cryogenic liquid due to its low boiling point.

Explain the different allotropes of phosphorus.

N2O is thermodynamically unstable.

Gallium dissolves in either acid or base to produce hydrogen gas.

Which of the following group 16 elements has the greatest tendency to form multiple bonds?

Which of the following compounds will be the most stable at room temperature?

The tetrahalides of tin and lead react with water to give amphoteric oxides.

What are the general properties of the group 18 elements?

Of the group 13 halides, only the _____ behave as typical ionic compounds.

Which of the following oxides is neutral?

Which of the following dioxides is the most basic?

Chlorine can form stable compounds with xenon and krypton without being oxidized itself.

The perhalic acids HClO4, HIO4, and HBrO4, when arranged in the increasing order of their acid strength follow the order:

Group 13 elements are found in nature in their free state.

Which of the following pnicogens is used in printing, as it produces crisp, clear letters for typesetting?

_____ carbides are chemically inert.

Thallium has greater first ionization energy than indium. Explain

Complete the equation: 2In(s) + 3I2(s) ⟶Δ\stackrel { \Delta } { \longrightarrow }⟶Δ​ _____(s).

Introduction to Chemistry

Molecules, Ions, and Chemical Formulas

Chemical Reactions

Reactions in Aqueous Solution

Energy Changes in Chemical Reactions

The Structure of Atoms

The Periodic Table and Periodic Trends

Ionic Versus Covalent Bonding

Molecular Geometry and Covalent Bonding Models

Gases

Liquids

Solids

Solutions

Chemical Kinetics

Chemical Equilibrium

Aqueous Acidbase Equilibriums

Solubility and Complexation Equilibriums

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Periodic Trends and the S-Block Elements

The D-Block Elements

Organic Compounds

Filters

N₂O is thermodynamically unstable.

The perhalic acids HClO₄, HIO₄, and HBrO₄, when arranged in the increasing order of their acid strength follow the order:

Complete the equation: 2In(s) + 3I₂(s) $\stackrel { \Delta } { \longrightarrow }$ _____(s).