CHM 1025C Part A: Qualitative Analysis Cation Post-Lab Report

 

Date____________ Name________________________________

From the Pre-lab report copy the Balanced Ion Exchange Reaction then write net ionic equation for each:

Step #3:

Lead II Nitrate (aq) + Hydrochloric Acid (aq)

 

 

Ionic Equation:

 

 

 

 

Silver Nitrate (aq) + Hydrochloric Acid (aq)

 

 

Ionic Equation:

 

 

 

 

 

Mercury I Nitrate (aq) + Hydrochloric Acid (aq) →

 

 

I Ionic Equation:

onic Equation:

 

 

 

 

Step #6:

Potassium chromate (aq) + Lead Chloride (aq)

 

 

Ionic Equation:

 

 

 

Step#7: REDOX reaction forming black Hg solid particle and white ppt on filter paper

Hg2Cl2 (s) + 2 NH3 (aq) Hg (l) + HgNH2Cl (s) + NH41+(aq) + Cl1- (aq)

White black white

Step#9: Soluble Complex Ion Formation

AgCl (s) + 2 NH3 (aq) Ag(NH3)21+(aq) + Cl1-(aq)

 

Step#11

Calcium Nitrate (aq) + Ammonium Oxalate [(NH4)2C2O4] (aq)

 

 

Ionic Equation: