Covalent Bonding Lessons

How many valence electrons does nitrogen have?

• 3
• 2
• 5
• 1

Tags

NGSS.HS-PS1-1

What can be generalized about covalent bonds?

• Electrons will be exchanged.
• Electrons will be transferred.
• Electrons will be given and taken.
• Electrons will be shared.

What is it called if there are three-pairs of electrons being shared?

• Triple Bond

• Three Single Bonds

• Tribond

• Double and Single Bond Combo

Which of the following is the best representation of a molecule of fluorine (F₂)?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-4

Carbon is in 4A, so how many bonds can it form based on electrons needed to fill its outer shell?

• 1

• 3

• 4

• 5

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal & 1 Metal
• 2 Metals
• 2 Noble Gases

What is a diatomic element?

• a metal bonded with a nonmetal
• 2 or more nonmetals bonded together
• 2 or more metals bonded together
• 2 atoms of the same element bonded together

How many electrons are shared in a double bond?

• 2
• 4
• 6
• 8

What bond is formed between a metal and a nonmetal?

• Covalent bond

• Ionic bond

• Hydrogen bond

• Metallic bond

Tags

NGSS.HS-PS1-1

Since covalent compounds do not have free charges, they are

• good conductors

• poor conductors

• ionic

• metallic