Chemical Bonding Part 1

How many valence electrons are available in a compound of oxygen dichloride (OCl₂)?

• 18
• 20
• 22
• 24

Which of the following compounds is an exception to the octet rule?

• BH3
• CH4
• NH3
• H2O

What two factors are used to determine which compound would have the higher bond dissociation energy?

• charges and type of bond

• type of bond and atomic size

• polarity and atomic size
• atomic size and valence electrons

Which of the following bonds has the greatest bond dissociation energy?

• C - O
• C = O
• S - O
• Si - O

Which of the following bonds has the longest bond length?

• C - F
• Sb - F
• P - Cl
• O - Cl

Which of the following compounds is ionic?

• CS₂

• KCl
• H₂O

• OCl₂

Which of the following bonds would be polar covalent?

• Al - F

• O - O

• Cl - Cl

• N- I

Which of the following compounds would have the higher bond dissociation energy?

• As - I

• Si - Cl

• N - O

• C - O

Which of the following bonds is nonpolar covalent?

• F - F
• N - F
• K- F

• K - K

What is the formal charge for the Xe in a compound of XeO₄? (Hint: Draw the Lewis structure first)

• -2

• 0

• +2

• +4