Bonding Types
What type of bond involves the transfer of electrons?
Ionic Bond
How many valence electrons does oxygen have?
6
What is the strongest type of intermolecular force?
Hydrogen Bonding
What is the name of NaCl?
Sodium Chloride
What is the empirical formula of C₄H₈?
C₂H₄
What type of bond involves the sharing of electrons?
Covalent bond
What is the shape of a water molecule?
Bent
What type of force is present in all molecules?
London Dispersion Forces
What is the formula for calcium fluoride?
CaF₂
What is the percent composition of H in H₂O?
11.1%
What type of bond occurs between metals?
Metallic Bond
How many bonds does carbon typically form?
4
What type of force exists between polar molecules?
Dipole-Dipole Forces
What is the name of CO₂?
Carbon dioxide
A compound has an empirical formula of CH₂ and a molar mass of 56 g/mol. What is its molecular formula?
C₄H₈
What determines if a covalent bond is polar or nonpolar?
The difference in electronegativity
What is the shape of a carbon dioxide molecule?
Linear
Which has stronger forces: H₂O or CO₂?
H₂O
Write the formula for aluminum oxide.
Al₂O₃
How do you calculate percent composition?
(Mass of element ÷ Total mass) × 100
What kind of bond is found in NaCl?
Ionic Bond
Draw the Lewis structure of NH₃. (Check diagram)
(Structure shows N with three single bonds to H and one lone pair)
Why does NH₃ have a higher boiling point than CH₄?
Hydrogen bonding is stronger than dispersion forces
Name this compound: Fe₂O₃
Iron (111) Oxide
Determine the empirical formula of a compound that is 40% C, 6.7% H, and 53.3% O.
CH₂O