Question 1

In a molecule having four pairs of electrons around the central atom and a pyramidal shape, how many lone pairs of electrons does the central atom have?

Accepted Answer

A) 2 
B) 1 
C) 4 
D) 3 
A) 2 
B) 1 
C) 4 
D) 3

Question 2

Sulfur dioxide is linear.

Accepted Answer

A) True 
 B)False

Question 3

In a molecule having four pairs of electrons around the center atom and a bent shape, how many bonding pairs does the central atom have?

Accepted Answer

A) 2 
B) 1 
C) 4 
D) 3 
A) 2 
B) 1 
C) 4 
D) 3

Question 4

Which compound listed below has a bond angle of 180° around the central atom?

Accepted Answer

A) H2O 
B) CO2 
C) CC14 
D) NH3 
A) H2O 
B) CO2 
C) CC14 
D) NH3

Question 5

What is the steric number of the central atom in carbon disulfide?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 6

The bond angle in carbon tetrachloride is 109°.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following statements is correct about the pyramidal structure?

Accepted Answer

A) is very similar to the tetrahedral structure except that the pair electrons in the pyramidal structure replaces a bond in the tetrahedral one 
B) is the shape of the ammonia molecule 
C) has its angles around the central atom very close to the 109° 
D) All above statements are correct. 
A) is very similar to the tetrahedral structure except that the pair electrons in the pyramidal structure replaces a bond in the tetrahedral one 
B) is the shape of the ammonia molecule 
C) has its angles around the central atom very close to the 109° 
D) All above statements are correct.

Question 8

Which of the following molecules is not linear?

Accepted Answer

A) hydrogen cyanide 
B) beryllium chloride 
C) boron trifluoride 
D) acetylene, C2H2 
A) hydrogen cyanide 
B) beryllium chloride 
C) boron trifluoride 
D) acetylene, C2H2

Question 9

What is the molecular shape of H2S?

Accepted Answer

A) tetrahedral 
B) pyramidal 
C) linear 
D) bent 
A) tetrahedral 
B) pyramidal 
C) linear 
D) bent

Question 10

The bond angle in ammonia is 109°.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following double-bond bearing compounds is non-polar?

Accepted Answer

A) SO2 
B) CH2O 
C) CS2 
D) SOCl2 
A) SO2 
B) CH2O 
C) CS2 
D) SOCl2

Question 12

Which of the following is non-polar?

Accepted Answer

A) acetylene, C2H2 
B) ethene, C2H4 
C) methane 
D) All of the above are non-polar. 
A) acetylene, C2H2 
B) ethene, C2H4 
C) methane 
D) All of the above are non-polar.

In a molecule having four pairs of electrons around the central atom and a pyramidal shape, how many lone pairs of electrons does the central atom have?

Sulfur dioxide is linear.

In a molecule having four pairs of electrons around the center atom and a bent shape, how many bonding pairs does the central atom have?

Which compound listed below has a bond angle of 180° around the central atom?

What is the steric number of the central atom in carbon disulfide?

The bond angle in carbon tetrachloride is 109°.

Which of the following statements is correct about the pyramidal structure?

Which of the following molecules is not linear?

What is the molecular shape of H₂S?

The bond angle in ammonia is 109°.

Which of the following double-bond bearing compounds is non-polar?

Which of the following is non-polar?

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

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 6: The Shape of Molecules

In a molecule having four pairs of electrons around the central atom and a pyramidal shape, how many lone pairs of electrons does the central atom have?

Sulfur dioxide is linear.

In a molecule having four pairs of electrons around the center atom and a bent shape, how many bonding pairs does the central atom have?

Which compound listed below has a bond angle of 180° around the central atom?

What is the steric number of the central atom in carbon disulfide?

The bond angle in carbon tetrachloride is 109°.

Which of the following statements is correct about the pyramidal structure?

Which of the following molecules is not linear?

What is the molecular shape of H2S?

The bond angle in ammonia is 109°.

Which of the following double-bond bearing compounds is non-polar?

Which of the following is non-polar?

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

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

What is the molecular shape of H₂S?