Question 1

Which of the following molecules is/are nonpolar?
(i)CH4
(ii)CH3Cl
(iii)CH2Cl2
(iv)CHCl3
(v)CCl4

Accepted Answer

A) i only 
B) iii only 
C) i and v 
D) ii and iv 
E) i,iii,and v 
A) i only 
B) iii only 
C) i and v 
D) ii and iv 
E) i,iii,and v

Question 2

Which of the following compounds is not a hydrocarbon?

Accepted Answer

A) CH2O 
B) CH4 
C) C6H6 
D) CH3(CH2)8CH3 
E) C5H10 
A) CH2O 
B) CH4 
C) C6H6 
D) CH3(CH2)8CH3 
E) C5H10

Question 3

Which of the following has a linear electron pair geometry?
(i)IO2-
(ii)H2S
(iii)BeF2
(iv)ICl2+

Accepted Answer

A) i only 
B) ii only 
C) iii only 
D) i and iv 
E) ii and iii 
A) i only 
B) ii only 
C) iii only 
D) i and iv 
E) ii and iii

Question 4

Which of the following best describes a polar molecule?

Accepted Answer

A) One with atoms having the same electronegativities 
B) One with asymmetrical distribution of charge 
C) A molecule without charge 
D) One with a tetrahedral molecular geometry 
E) One that has two or more hydrogen atoms 
A) One with atoms having the same electronegativities 
B) One with asymmetrical distribution of charge 
C) A molecule without charge 
D) One with a tetrahedral molecular geometry 
E) One that has two or more hydrogen atoms

Question 5

Consider the following general wedge-and-dash diagram:   Which of the following molecules could this diagram represent?

Accepted Answer

A) NH3 
B) PCl3 
C) NF3 
D) BH3 
E) All of the above could be represented by the diagram. 
A) NH3 
B) PCl3 
C) NF3 
D) BH3 
E) All of the above could be represented by the diagram.

Question 6

Which of the following has a trigonal planar molecular geometry?

Accepted Answer

A) CH3OH 
B) CH2O 
C) NH3 
D) NO2- 
E) H2O 
A) CH3OH 
B) CH2O 
C) NH3 
D) NO2- 
E) H2O

Question 7

Which of the following compounds is an alcohol?

Accepted Answer

A) CH3CH3 
B) CH3OCH2CH2CH3 
C) CH3COOH 
D) HOCH2CH2OH 
E) None is an alcohol. 
A) CH3CH3 
B) CH3OCH2CH2CH3 
C) CH3COOH 
D) HOCH2CH2OH 
E) None is an alcohol.

Which of the following molecules is/are nonpolar? (i)CH₄ (ii)CH₃Cl (iii)CH₂Cl₂ (iv)CHCl₃ (v)CCl₄

Which of the following compounds is not a hydrocarbon?

Which of the following has a linear electron pair geometry? (i)IO₂^- (ii)H₂S (iii)BeF₂ (iv)ICl₂⁺

Which of the following best describes a polar molecule?

Consider the following general wedge-and-dash diagram: Which of the following molecules could this diagram represent?

Which of the following has a trigonal planar molecular geometry?

Which of the following compounds is an alcohol?

Matter and Energy

Measurement and Chemical Calculations

Introduction to Gases

Atomic Theory: the Nuclear Model of the Atom

Chemical Nomenclature

Chemical Formula Relationships

Chemical Reactions

Chemical Change

Quantity Relationships in Chemical Reactions

Atomic Theory: the Quantum Model of the Atom

Chemical Bonding

The Ideal Gas Law and Its Applications

Gases, liquids, and Solids

Solutions

Acid-Base Proton-Transferreactions

Chemical Equilibrium

Oxidation-Reduction Redoxreactions

Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters

Exam 13: Structure and Shape

Which of the following molecules is/are nonpolar? (i)CH4 (ii)CH3Cl (iii)CH2Cl2 (iv)CHCl3 (v)CCl4

Which of the following compounds is not a hydrocarbon?

Which of the following has a linear electron pair geometry? (i)IO2- (ii)H2S (iii)BeF2 (iv)ICl2+

Which of the following best describes a polar molecule?

Consider the following general wedge-and-dash diagram: Which of the following molecules could this diagram represent?

Which of the following has a trigonal planar molecular geometry?

Which of the following compounds is an alcohol?

Matter and Energy

Measurement and Chemical Calculations

Introduction to Gases

Atomic Theory: the Nuclear Model of the Atom

Chemical Nomenclature

Chemical Formula Relationships

Chemical Reactions

Chemical Change

Quantity Relationships in Chemical Reactions

Atomic Theory: the Quantum Model of the Atom

Chemical Bonding

The Ideal Gas Law and Its Applications

Gases, liquids, and Solids

Solutions

Acid-Base Proton-Transferreactions

Chemical Equilibrium

Oxidation-Reduction Redoxreactions

Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters

Which of the following molecules is/are nonpolar? (i)CH₄ (ii)CH₃Cl (iii)CH₂Cl₂ (iv)CHCl₃ (v)CCl₄

Which of the following has a linear electron pair geometry? (i)IO₂^- (ii)H₂S (iii)BeF₂ (iv)ICl₂⁺