4.4 Covalent Bonds Notes

Multiple Choice

Why do elements bond?

• To be friends
• To create a new element
• To become stable

Multiple Choice

How do covalent bonds form?

• Donating & receiving valence e- between atoms.
• Opposite slight charges attract each other between compounds.
• Scientists are still not sure how they form.
• Sharing valence e- between atoms.

Multiple Choice

Covalent bonds are between...

• Metal and Non-metal
• Non-metal and Non-metal
• Metal and Metal

Multiple Choice

CH₄, this compound has ...

• ionic bond

• covalent bond

Multiple Choice

What is the difference between a single and a double covalent bond?

• A single bond shares one pair of electrons; a double bond shares two pairs.

• A single bond shares two pairs of electrons; a double bond shares one pair.

• A single bond is stronger than a double bond.

• A single bond involves only one atom, while a double bond involves two.

Multiple Choice

In an electron dot diagram, two pairs of shared electrons represents a ...

• single bond
• double bond
• triple bond
• quadruple bond

Multiple Choice

A Nitrogen molecule (N₂) has one triple bond. How many electrons do the nitrogen atoms share?

• 1

• 3
• 4
• 6

Multiple Choice

Which of the following is the correct Lewis dot structure for the molecule fluorine (F₂)?

• A
• B
• C
• D