Ionic Compounds (binary only, no transitions)

What is a cation?

• positive ion
• Neutral atom
• Two additional protons
• negative ion

What is an anion?

• positive ion
• negative ion
• neutral atom
• 2 neutrons taken away

Which is most likely to form a negative ion?

• an element from group 17
• a metal
• an element from group 1
• an element with atoms that have eight valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following element is most likely to form an ion with a 2+ charge?

• calcium (Ca)
• potassium (K)
• carbon (C)
• fluorine (F)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What formula results when Ca⁺² and Br^- ions bond?

• Ca₂Br₂
• CaBr
• Ca(br)₂
• CaBr₂

Tags

NGSS.HS-PS1-2

Li⁺ combines with P^3-  to form

• LiP
• Li₃P
• LiP₃
• Li₃P₃

Tags

NGSS.MS-PS1-1

What is the formula for magnesium chloride?

• MgCl
• Mg₂Cl
• MgCl₂
• Mg(ClO₃)₂

Name KF

• Potassium fluoride
• Potassium fluorite
• Fluorine potasside 
• Potassium fluorate

Name NaBr

• Bromide sodide
• Sodium bromide
• Sodium bromate
• Sodium bromite

What is the formula for calcium chloride?

• CaCl
• CaCl₂
• Ca₂Cl
• CaCl₃