Ionic and Covalent Bonds

Gain or lose electrons

• Ionic Bonds
• Covalent Bonds
• Both bonds
• Neither bond

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Share electrons

• Ionic Bonds
• Covalent Bonds
• Both bonds
• Neither bond

This is the correct dot diagram for sodium (Na)

• true
• false

Tags

NGSS.HS-PS1-1

This is a correct dot diagram for oxygen (O)

• true
• false

Tags

NGSS.HS-PS1-1

This is a correct dot diagram for fluorine (F)

• true
• false

Tags

NGSS.HS-PS1-1

This is the correct dot diagram for nitrogen (N)

• true
• false

Tags

NGSS.MS-PS1-1

According to the octet rule most elements need _______ valence electrons.

• 2
• 8
• 6
• 18

Tags

NGSS.HS-PS1-1

Hydrogen needs _____ electrons in its valence shell to be stable.

• 4
• 6
• 8
• 2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Three pairs of electrons are shared in a

• Single bond
• Double bond
• Triple bond

Tags

NGSS.MS-PS1-1

How many electrons does each line indicate are shared?

• 1
• 2
• 3
• 4