Ionic Bonding

Organize these elements into which charge their ions have

Groups:

(a) 2+

,

(b) 1+

,

(c) 1-

,

(d) 2-

• Br

• Na

• K

• Ca

• Cl

• Mg

• S

• O

What types of elements are found in ionic bonding

• Metals only

• Metals and Non-metals

• Non-metals only

What happens with electrons in ionic bonding

• Electrons are shared

• Electrons are transferred

• Electrons are delocalised

Ionic compounds can ​ (a)   electricity when they are molten (​ (b)   ) or dissolved (​ (c)   ) because the electrons are ​ (d)   to move and carry charge

• conduct
• liquid
• aqueous
• free
• unable
• insulate

Reorder the following from most (left) to least (right) reactive

• Caesium

• Lithium

• Sodium

• Rubidium

• Potassium

Explain how calcium and fluorine bond for form CaF₂

Calcium ​ (a)   ​ (b)   electrons to each fluorine. Calcium becomes a ​ (c)   ion and each fluorine becomes ​ (d)   . The ions are held together by ​ (e)   .

• gives
• 2
• 2+
• 1-
• electrostatic forces
• Intermolecular
• 2-
• 1+
• takes