Daily Quiz Double Replacement

Identify the type of reaction shown.

• Single replacement

• Double replacement

• Combustion

• Synthesis

Identify the type of reaction shown.

• Single replacement

• Double replacement

• Combustion

• Synthesis

Zinc hydroxide, Zn(OH)₂ is ...

• Soluble, precipitate

• Insoluble, precipitate

• Soluble, no precipitate

• Insoluble, no precipitate

Is AgCl (silver chloride) soluble or insoluble?

• Soluble

• Insoluble

• Neither

• Both

Predict the product(s) of this reaction (Don't worry about balancing the equation)

Pb(NO₃)₂ + KI →

• PbK(s) + INO₃(aq)

• No Reaction

• PbI₂(s) + KNO₃(aq)

• PbI₂(aq) + KNO₃(s)

Predict the products fo the following equation.

CuCl₂ + H₂S ---->

• CuS(s) + HCl(aq)

• Cu₂S(s) + HCl(aq)

• No reaction

• CuS(s) + HCl(s)

If you wear gold jewelry in the shower does a chemical reaction take place?

• No, gold (Au) is less active than the hydrogen in water

• No, gold (Au) is more active than the hydrogen in water

• Yes, but you can't physically see the reaction happen

• Yes, gold (Au) is more active than the hydrogen in water

What are the products of this reaction: Fe + Na₂CO₃ ?

• Na₂ + Fe(CO₃)₂

• Na + CO₃Fe

• Na + Fe₂CO₃

• No Reaction

Double replacements reactions have to be checked on the metal activity series to see if they will occur.

• True

• False

What is the generic equation for a double replacement reaction?  (a)  

• AB + CD ---> AD + CB
• AB + CD ---> DA + CB
• AB + CD ---> A + BC
• AB + CD ---> D + CBA