10.1 and 10.2 Review

What is a valence electron?

• The sum of neutrons and protons.
• The # of electrons in the last shell.
• A type of bond.
• A popular compound.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How are covalent bonds formed?

• Sharing of electrons
• Transfer of electrons

Tags

NGSS.HS-PS1-1

How are ionic bonds formed?

• Transfer of electrons
• Sharing of electrons

This could be the dot diagram of

• Mg

• Cl

• C

• O

Tags

NGSS.HS-PS1-1

What is the goal of the Lewis Dot Structure?

• To determine the electron position.

• To show the element's valence electrons & bonding capabilities.

• To find the atomic mass of an element.

• To search for the number of electrons in an individual atom.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons should Oxygen have in its Lewis dot model?

• 5

• 6

• 7

• 8

Tags

NGSS.HS-PS1-1

How many valence electrons does carbon (C) have?

• 3
• 4
• 5
• 6

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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

• A
• B
• C
• D

Tags

NGSS.HS-PS1-1

Which of the following is an acceptable Lewis structure for CH₃Cl?

• Option A
• Option B
• Option C
• Option D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is the correct Lewis structure for CH₂O?

• Option A
• Option B
• Option C
• Option D

Tags

NGSS.HS-PS1-1