Covalent Bonds

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

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

Tags

NGSS.HS-PS1-4

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

• 1
  1
• 3
• 4
• 6

Compared to ionic compounds, molecular compounds generally have...

• good conductivity
• greater densities
• more chemical bonds
• a low boiling point

Tags

NGSS.HS-PS1-3

Compared to ionic compounds, molecular compounds generally have...

• stronger chemical bonds
• poor conductivity
• a high melting point
• lower densities

Tags

NGSS.HS-PS1-1

NGSS.HS-PS2-6

In a(an) POLAR bond, one atom pulls on the shared electrons more than the other atom. 

• True
• False

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.

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

• A
• B
• C
• D

Tags

NGSS.HS-PS1-1

How many electrons should Carbon have around its Lewis dot structure?

• 1
• 3
• 4
• 5

Tags

NGSS.HS-PS1-1

What two types of atoms make a covalent bond?

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

Tags

NGSS.MS-PS1-1

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