Ionic Bonding and Electron Configurations Explained

What is the primary focus of this lesson?

• Covalent bonding

• Ionic bonding and electron configurations

• Metallic bonding

• Nuclear reactions

Tags

NGSS.HS-PS1-8

What happens to sodium's charge when it loses an electron?

• It becomes positive

• It remains neutral

• It becomes negative

• It becomes a noble gas

When chlorine gains an electron, what charge does it acquire?

• Negative

• Neutral

• No change

• Positive

Tags

NGSS.HS-PS1-2

What is the electron configuration of sodium (Na) before it loses an electron?

• 1s2 2s2 2p6 3p2

• 1s2 2s2 2p6 3s1

• 1s2 2s2 2p6 3s2

• 1s2 2s2 2p6 3p1

Tags

NGSS.HS-PS1-1

What noble gas configuration does Na+ achieve after losing an electron?

• Argon

• Neon

• Helium

• Krypton

Tags

NGSS.HS-PS1-1

What is the electron configuration of chlorine (Cl) before it gains an electron?

• 1s2 2s2 2p6 3s2 3p5

• 1s2 2s2 2p6 3s2 3p6

• 1s2 2s2 2p6 3s2 3p4

• 1s2 2s2 2p6 3s2 3p3

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the electron configuration of Fe2+?

• [Ar] 4s2 3d6

• [Ar] 3d6

• [Ar] 3d5

• [Ar] 4s2 3d4

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which sublevel do transition metals typically lose electrons from first?

• s sublevel

• d sublevel

• p sublevel

• f sublevel

What is the electron configuration of Ag+?

• [Kr] 5s1 4d10

• [Kr] 4d10

• [Kr] 5s2 4d9

• [Kr] 5s2 4d10

Tags

NGSS.HS-PS1-1

What is a limitation of the octet rule?

• It always results in noble gas configurations

• It does not always apply to transition metals

• It has no exceptions

• It applies to all elements

Tags

NGSS.HS-PS1-1