Ionic Bonding

What is the correct formula for Sodium Chloride?

• SCl

• NaCl

• SC

• NaCl₂

Tags

NGSS.HS-PS1-1

Why are there two sodiums (Na), in the formation of this ionic compound?

• There always has to be 2 metals

• The overall charge needs to add up to 4

• The overall charge has to be 0

• It needs to have more metal atoms than nonmetal

Tags

NGSS.HS-PS1-2

According to the Octet Rule, atoms of elements react with each other in order to attain ____ electrons in their outermost energy level or shell.

• 2

• 4

• 6

• 8

• 10

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In an ionic bond, the ions are held together because...

• the positive nucleus of each ion attracts the other ion's negatively charged electrons

• the ions have opposite charges

• as the electron moved from one atom to another it pulled the atom along with it

• electrons are being shared

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-3

Which element(s) will lose valence electrons to form an ion? Check all that apply.

• Phosphorus

• Iron

• Barium

• Neon

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which element(s) will form negative ions? Check all that apply.

• Potassium

• Sulfur

• Iodine

• Magnesium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following pairs of elements could NOT react to form an ionic compound?

• Carbon and Oxygen

• Potassium and Fluorine

• Silver and Oxygen

• Aluminum and Chlorine

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Nitrogen will form which of the following ions?

• N
• N^-3
• N^-5
• N⁺⁵

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Beryllium will ____ valence electrons when forming an ionic bond.

• lose 4
• gain 4
• lose 2
• gain 2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What determines how ionic bonds will form?

• Number of protons
• Mass of the atom
• Number of total electrons
• Number of valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2