Reactivity, Acids and Alkalis

Reorder the following from most to least reactive

• K

• Na

• Ca

• Mg

• Al

Reorder the following from most to least reactive

• C

• Zn

• Fe

• Sn

• Pb

Reorder the following from most to least reactive

• H

• Cu

• Ag

• Au

• Pt

Reorder the following from most to least reactive

• K

• C

• Zn

• H

• Pt

Organize these ions into the right categories

Groups:

(a) 1+

,

(b) 1-

,

(c) 2+

,

(d) 2-

• CO₃

• F

• Mg

• Li

• Ca

• K

• Cl

• OH

• SO₄

• Na

• O

Select the correct formula = Calcium Oxide

• Ca₂O

• CaOH
• CaO
• CO
• CaO₂

Select the correct formula = Potassium oxide

• K₂O₂

• K₃O

• K₂O₃

• K₂O

• KO

Select the correct formula = Calcium Fluoride

• CaF₅

• CaF₂

• CaF
• CaF₄

• CaF₃

Select the correct formula = Potassium Sulfate

• K₂SO₅

• K₂S₂O₄

• KSO₄

• K₂SO₄

• K₂SO₃

Reorder the following from acidic to Alkali

• H⁺ >> OH^-

• H⁺ > OH^-

• H⁺ = OH^-

• H⁺ < OH^-

• H⁺ << OH^-