Module Five Sample Exam Answers

 

Part G Single Replacement Reactions 4 points

 

Given the following Activity Series:

Li > K > Ba > Sr > Ca > Na > Mg > Al > Mn > Zn > Fe > Cd > Co > Ni >

Sn > Pb > (H) > Cu > Ag > Hg > Au

 

Given the following Active Metals:

Li > K > Ba > Sr > Ca > Na

 

Complete the products of the following reactions, then balance the equation (If no reaction write NR):

ANSWERS:

 

1. Cu (s) + Al(NO3)3 (aq) No Reaction

(Copper is less active than aluminum)

 

 

 

2. 2 Al (s) + 3 Cu(NO3)2 (aq) 2 Al(NO3)3 (aq) + 3 Cu (s)

 

 

 

3. Au (s) + H2SO4 (aq) No Reaction

(Gold is below (H) in the activity Series above)

 

 

4. Ca (s) + 2 HOH (l) Ca(OH) 2 (aq) + H2

 

 

 

5. Mn (s) + H2O (l) No Reaction

(Manganese is not listed as an Active metal above)