How do you write the formula for Sodium Chloride?

• NACL

• NaCl

• nacl

• KI

Tags

NGSS.MS-PS1-1

How many valence electrons does Aluminum have?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-1

What force holds together cations and anions in ionic bonds?

• The electrical attraction between the positive cation and the negative anion

• The electrons shared between the positive cation and the negative anion

• The magnetic attraction between the positive cation and the negative anion

• The gravitational attraction between two pieces of matter

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

How many Chlorine atoms should bond with one Aluminum atom?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which pair of elements should form an ionic bond?

• Carbon and Oxygen

• Sodium and Fluorine

• Iron and Chromium

• Xenon and Silicon

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ca²⁺ and N^3- create...

• Ca₂N₃
• Ca₃N₂
• CaN₃
• Ca₂N
  

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the NAME of....
Na₂S

• sodium (II) sulfide
• sodium sulfide
• disodium sulfide
• sodium sulfur

Tags

NGSS.MS-PS1-1

What is the NAME of....
Mg₃N₂

• magnesium (III) nitride
• magnesium (II) nitride
• magnesium (II) nitrogen
• magnesium nitride

Tags

NGSS.MS-PS1-1

What is the NAME of...
CrN

• chromium (II) nitride
• chromium (III) nitride
• chromium nitride
• chromium (I) nitride

Tags

NGSS.HS-PS1-2

What is the NAME of...
PtO₂

• platinum (II) oxide
• platinum (IV) oxide
• platinum oxide
• platinum (I) oxide